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Is the universe eternal? With Professor Peter Adamson (2023-01-09)

## Description

What is Islamic philosophy? With Professor Peter Adamson: https://www.youtube.com/watch?v=bGnwwSyVdgs&t=2691s

History of philosophy podcasts: https://historyofphilosophy.net/

Summary of Is the universe eternal? With Professor Peter Adamson

*This summary is AI generated - there may be inaccuracies. *

00:00:00-01:00:00

"Is the universe eternal? With Professor Peter Adamson" discusses the debate over the eternal nature of the universe. Adamson introduces the positions of Plato and Aristotle and discusses how late antiquity philosophers reconciled these two positions. He also discusses the work of al-Ghazali and Ibn Cena in the 12th century and how their arguments influenced the debate.

00:00:00 introduces Professor Peter Adamson, who discusses the eternal nature of the universe in Greek and Islamic philosophy. The main issue discussed is whether the universe has existed forever, and whether it has a beginning.

  • 00:05:00 Discusses the ancient debate between Plato and Aristotle over the existence of an eternal universe. According to Plato, the universe is created by a divine craftsman, the demiurge, and is not eternal. Aristotle, on the other hand, believed that the universe is eternal and that Plato's theory of Forms was incorrect. Late Antiquity philosophers struggled to reconcile these two positions and some argued that Plato was affirming creationism.
  • 00:10:00 Discusses the debate over the eternity of the universe, with Professor Peter Adamson. Plato and Aristotle are both in favor of the universe being eternal, with Aristotle asserting that it has always existed. IBN Cena is a Muslim philosopher who is highly critical of Plato's views, and Al gazali is another critic of Plato.
  • 00:15:00 Discusses the debate over the existence of an eternal universe, with Professor Peter Adamson discussing the positions of ancient philosophers. Al-Hazali, a Muslim philosopher, critiques these positions in the 12th century. Encina, another Muslim philosopher, responds to al-Hazali. Encina's influence leads many philosophers to reject the existence of an eternal universe, although this was not always the case.
  • 00:20:00 Professor Peter Adamson discusses philosopher Aristotle's belief in the eternity of the universe, and how this grounds Encino's claim that everything about God is necessary. Encino then goes on to argue that if something about God is not necessary, then God has no free will and is necessitated to act. Cena responds by saying that this is exactly why Encino believes that God has no freedom - because everything about God is necessary.
  • 00:25:00 Both IBN Cena and gazali argue that the universe is contingent, and that means that God could have created it any way He wanted. Cena says that this is insufficient, because freedom needs to include the ability to choose between genuinely open alternatives. Hazali uses a number of space-time analogies to make his case.
  • 00:30:00 Professor Peter Adamson discusses the arguments for and against the eternity of the universe, focusing on the concept of infinity. He argues that different infinities are not all the same and that the infinity involved in the argument is more like the Infinity of the finite numbers.
  • 00:35:00 Professor Peter Adamson discusses the arguments for and against the universe being eternal. He points out that both rational and religious arguments can be used to support either position, and that the philosopher IBN Cena did not appeal to God as their authority to settle the dispute. He recommends reading "Incoherence of the Philosophers," which is a fascinating read.
  • 00:40:00 , Professor Peter Adamson discusses the argument that the universe is eternal, and how it doesn't logically follow from the Quran. He argues that there are two reasons the argument doesn't work: because the arguments themselves are flawed, and because the Quran doesn't naturally teach the eternity of the universe.
  • 00:45:00 The professor discusses how the Quran teaches that God is unchallengeable, has no cause, and is the creator of the universe eternally. Algazali declared Ibn Cena a non-muslim, and this could have consequences for him in the afterlife.
  • 00:50:00 Professor Peter Adamson discusses the idea that the universe is eternal, and how this idea has been debated over the centuries by various philosophers. He points out that, while Al-Gazali's criticisms of Ibn Cena were influential, they were not the only ones, and that other arguments in favor of the universe's eternity continue to be made today.
  • 00:55:00 Discusses the influence of Ghazali, a medieval Islamic philosopher, on the debate over the existence of the universe. It notes that while Ghazali's arguments against the eternity of the world are not decisive, they are persuasive nonetheless. This position is later passed on to the Latin tradition and Thomas Aquinas, who argues that the arguments for and against the existence of the universe are not decisive.

01:00:00-01:00:00

Professor Peter Adamson discusses whether the universe is eternal. He cites sources that back up his claim that the universe is eternal, and mentions that Oxford and Cambridge have published books on the topic in German and Latin, respectively.

01:00:00 Discusses whether the universe is eternal and points to sources to back up its claims. also mentions that Oxford and Cambridge have published books on the topic in German and Latin, respectively.

Full transcript with timestamps: CLICK TO EXPAND

0:00:03 hello everyone hello and welcome to
0:00:06 blogging theology again today I'm
0:00:08 delighted to talk again to Dr Peter
0:00:11 Adamson you're most welcome sir
0:00:13 hi nice to be back good to see you uh
0:00:16 Peter appeared on blogging theology five
0:00:18 months ago when he discussed the
0:00:20 question what is Islamic philosophy it
0:00:24 proved to be a very popular video
0:00:25 gaining over 31
0:00:27 000 views and I'll put a link to it in
0:00:29 the description below Peter is the host
0:00:32 of the hugely popular history of
0:00:34 philosophy podcast which appears as a
0:00:37 book series with Oxford University press
0:00:40 and I'll put a link to that as well
0:00:43 he teaches at the Ludwig Maximilian
0:00:45 University of Munich where he is
0:00:48 Professor of late ancient and Arabic
0:00:50 philosophy
0:00:52 Peter's research has mostly concerned
0:00:54 philosophy in the Islamic world and its
0:00:57 Greek sources and he is published and
0:00:59 added numerous books and written dozens
0:01:02 of research articles in this area
0:01:05 he says his hobbies include writing
0:01:07 podcasts watching Buster Keaton movies
0:01:10 and writing more podcasts as you do
0:01:14 um today Peter has kindly agreed to
0:01:16 introduce us to a fascinating Topic in
0:01:19 Greek and Islamic philosophy is the
0:01:22 world
0:01:23 Eternal is the word eternal
0:01:25 uh in his book The incoherence of the
0:01:28 philosophers the famous Muslim
0:01:30 Theologian and philosopher al-qazali
0:01:33 attacks IBN Cena's theories about the
0:01:37 eternity of the universe
0:01:39 so would you like to introduce us to the
0:01:42 historical background and the
0:01:43 philosophical issues Peter
0:01:45 sure uh so let's just first of all
0:01:49 clarify what we're talking about here so
0:01:51 we're talking about the eternity of the
0:01:53 Universe
0:01:54 um there's a couple of problems already
0:01:57 here terminologically we have the words
0:01:59 eternity and universe so we need to
0:02:01 think about what those two things mean
0:02:03 uh neither of them is too puzzling but
0:02:07 it's still worth saying at the beginning
0:02:09 eternity in medieval philosophy is an
0:02:11 ambiguous word because sometimes it
0:02:13 means timelessly
0:02:15 Eternal God is often thought to be
0:02:17 timeless this may come up again actually
0:02:19 when we're talking about how the debate
0:02:21 unfolds so something that's timelessly
0:02:24 Eternal at a minimum is something that's
0:02:26 not changing ever
0:02:28 and it might be somehow Beyond Time like
0:02:31 maybe for example tensed language like
0:02:33 past present and future verbs verb
0:02:35 tenses wouldn't apply to it not exactly
0:02:37 clear how to think about this but in a
0:02:40 way we can set all that aside because
0:02:41 when we ask whether the universe is
0:02:43 eternal all we mean is has it already
0:02:46 existed forever
0:02:48 right there's a further issue about
0:02:50 whether it will exist forever into the
0:02:53 future
0:02:54 and although that's an interesting
0:02:57 question it's not really what they're
0:02:58 debating in this context what they're
0:03:01 asking about is whether the universe has
0:03:03 already existed forever and by forever I
0:03:06 mean for an infinitely long time another
0:03:08 way of putting this is that the universe
0:03:10 doesn't have a beginning so it doesn't
0:03:11 have a first moment in time right so
0:03:13 that's the question as far as eternity
0:03:16 goes the question as far as the Universe
0:03:18 goes is you might think well anything
0:03:22 other than God would be the universe
0:03:25 so for example it could be that the
0:03:29 Universe was radically different right
0:03:32 like everything was made of cheese at
0:03:34 some point or something but that would
0:03:36 still count as an internal Universe if
0:03:38 this cheese Universe had turned into our
0:03:39 universe right
0:03:42 um but actually what they're usually
0:03:44 thinking in this context is that the
0:03:46 Universe has always existed pretty much
0:03:48 in the way that it does now
0:03:49 and in a medieval context they're
0:03:52 thinking about the Aristotelian Universe
0:03:54 which means it's a sphere
0:03:57 the out at the outside of the sphere is
0:03:59 the so-called sphere of fixed Stars so
0:04:03 these are the stars that move together
0:04:04 every night as you see them apparently
0:04:06 moving over the earth the earth in the
0:04:09 middle and in between there are
0:04:10 concentrically arranged further spheres
0:04:12 on which are seated the planets right
0:04:15 uh but actually most of what's up there
0:04:18 is not the visible planets and the Stars
0:04:20 it's these sort of crystalline perfect
0:04:22 indestructible spheres which are
0:04:25 see-through so they're transparent you
0:04:27 can't actually see them the only reason
0:04:28 you can see them is because there are
0:04:31 these visible stars heated upon them and
0:04:32 those move right so I sometimes compare
0:04:36 this to looking at it's like your your
0:04:39 city you're sitting inside a bunch of
0:04:42 nested goldfish bowls
0:04:44 and on in each goldfish Bowl there's a
0:04:47 gem
0:04:48 wow situated which is rotating along
0:04:52 with the Goldfish Bowl around the earth
0:04:54 okay and we could get more into the
0:04:56 cosmology but actually that's not going
0:04:58 to matter very much for the debate is
0:04:59 going to matter a little I think as we
0:05:01 move along and look at the arguments
0:05:03 so the so the question then to sum up is
0:05:06 whether this spherical universe
0:05:09 uh has always existed or whether it came
0:05:12 into existence for the first moment in
0:05:14 time
0:05:16 um maybe one other thing that's worth
0:05:17 mentioning about the cosmology before we
0:05:19 move on is the question of what's
0:05:21 outside the external outer so-called
0:05:24 outermost sphere with the fixed stars on
0:05:26 it and the answer is nothing and when I
0:05:28 say nothing I don't mean empty space or
0:05:30 void vacuum so we're not talking about
0:05:33 don't think about outer space I mean
0:05:35 nothing not even empty space
0:05:38 concept what does nothing mean it's
0:05:41 nothing a thing or is it evidence of
0:05:43 things
0:05:44 it's ambiguous I don't want to go down
0:05:47 that rabbit hole but yeah
0:05:49 it is not a an obvious concept
0:05:51 philosophically what do we mean by
0:05:53 nothing but but um I don't I say I don't
0:05:55 want to pursue that line of thought but
0:05:56 just flag it as an issue but I mean
0:05:59 really all we need to bear in mind is
0:06:00 that for arrest defense there's no empty
0:06:02 space outside the universe so the limits
0:06:04 of reality or the edge of the
0:06:06 the edges of the cosmic spheres and one
0:06:11 thing that was pointed out by razali
0:06:12 actually in the debate is that this
0:06:15 means that for an Aristotelian there's a
0:06:17 disinology between time and space
0:06:19 because time for them goes on and on and
0:06:22 on back into the past right so there's
0:06:24 no limit to time in the past there's a
0:06:27 limit to time sort of going forward
0:06:28 which is the present moment and we're
0:06:30 keeping that we're pushing the limit on
0:06:32 as we keep moving towards the future but
0:06:35 there's no limit in the past right
0:06:36 because the universes always exist
0:06:38 whereas there is a limit in space
0:06:40 right so there's an edge to everything
0:06:44 which is the outermost sphere
0:06:46 interesting okay so now if we move on to
0:06:50 the the actual debate as it unfolded in
0:06:52 Antiquity I think actually
0:06:56 um an interesting fact about the antique
0:06:59 debate is that the main driving force
0:07:02 behind it is something that's not
0:07:05 actually that important in medieval
0:07:07 philosophy although it does come up
0:07:09 and this is really an issue about
0:07:12 exegesis and philosophical Authority
0:07:15 so by late Antiquity once neoplatonism
0:07:19 kind of comes to be the dominant way of
0:07:22 doing philosophy and we don't need to
0:07:24 get into that except to say that they're
0:07:26 like after Plato and Aristotle there's a
0:07:28 period where we have these various
0:07:29 schools of philosophy that become
0:07:31 dominant especially stoicism but also
0:07:33 epicureanism and skepticism we call that
0:07:35 Hellenistic philosophy then in late
0:07:37 Antiquity Plato and Aristotle sort of
0:07:40 edged them out as being the main sources
0:07:43 and the philosophers of late Antiquity
0:07:47 have a problem whenever Plato and
0:07:49 Aristotle seem to disagree about
0:07:51 something
0:07:52 so for example Aristotle criticizes
0:07:55 Plato's theory of forms very heavily
0:07:57 yeah and so the neoplatonists who would
0:08:03 like to use both Aristotle and Plato as
0:08:05 authoritative sources
0:08:07 they have a problem they have to figure
0:08:09 out what to do about this yeah and they
0:08:12 might say things like oh well when
0:08:13 Aristotle criticizes the theory of forms
0:08:15 what he what he's doing there is not
0:08:18 criticizing the theory but certain ways
0:08:20 of understanding the theory but there's
0:08:22 some other way of understanding the
0:08:23 theory According to which it's correct
0:08:24 which is a completely bogus reading of
0:08:27 Aristotle but it's it's the kind of
0:08:29 thing they would say yeah and one of the
0:08:31 main points of tension or apparent
0:08:34 points of tension between Plato and
0:08:36 Aristotle is our question whether the
0:08:38 universe is eternal right because in a
0:08:41 dialogue which people don't read that
0:08:43 much anymore in like on universities but
0:08:46 which was absolutely one of the most
0:08:48 important dialogues in late Antiquity in
0:08:50 the Middle Ages and the Middle Ages is
0:08:52 certainly the most important certain
0:08:53 dialogue for Plato in terms of its
0:08:55 influence
0:08:56 this is called the Timaeus and it's an
0:08:59 account of a Divine Craftsman
0:09:03 called a demiurge
0:09:05 in Greek long time to learn to pronounce
0:09:08 that word but it's demiurge yeah well I
0:09:11 mean it's a temuros in Greek you can do
0:09:14 whatever you want with it I usually say
0:09:16 Debbie urge in English yeah yeah so the
0:09:18 demiurge
0:09:19 um is a God that creates the physical
0:09:22 Cosmos yes no not to be identified with
0:09:25 the god understood in the western uh not
0:09:27 the god of Islam we go to Christianity
0:09:29 go to Judaism this is some other kind of
0:09:31 configuration of the deity it's not
0:09:33 identified simply with our understanding
0:09:34 of God that's right for sure although
0:09:37 one reason why the Timaeus is so popular
0:09:40 in the Middle Ages is that it seems to
0:09:43 be one of the Pagan philosophical works
0:09:45 that comes closest to affirming the
0:09:48 creationists you know religious
0:09:51 assumptions yeah so that so at least
0:09:53 you've got this Creator God right yeah
0:09:56 um
0:09:57 but one thing that it looks like may be
0:10:00 different between the Timaeus God and
0:10:02 the abrahamic God is that this God seems
0:10:05 to be creating the universe out of some
0:10:06 pre-existing stuff
0:10:08 again very difficult to interpret
0:10:11 whatever what uh Plato's talking about
0:10:12 that there but Aristotle implies that
0:10:15 Plato was just talking about creating
0:10:17 the universe from pre-existing matter so
0:10:19 you have some unformed matter and then
0:10:21 the damage comes along and imposes form
0:10:23 on it
0:10:24 um
0:10:25 notice by the way that takes us back to
0:10:27 the question of what do we mean by
0:10:28 talking about the universe yes because
0:10:32 according to that story so as a kind of
0:10:34 like superficial at least reading of the
0:10:37 Tomas might give you the idea that
0:10:40 there's some unformed matter which is
0:10:41 eternal
0:10:42 and it's just kind of sitting there
0:10:44 waiting for the damage to do something
0:10:46 with it and then the demiurge comes
0:10:47 along and makes it into a universe you
0:10:51 might also think the fact that he's
0:10:52 called a Craftsman
0:10:54 because that's that Greek word implies
0:10:57 something like a carpenter
0:10:59 right so the idea of making it out of
0:11:02 making the universe out of pre-existing
0:11:03 matter the way a carpenter would make a
0:11:05 table out of wood is kind of
0:11:09 yeah in any case there's a passage in
0:11:13 the Timaeus where Plato explicitly
0:11:16 raises the question or has his main
0:11:18 character Timaeus explicitly raised the
0:11:20 question whether the universe has a
0:11:22 beginning
0:11:24 or not so he says is it does it have a
0:11:27 beginning or did it come to be
0:11:30 and the Greek words here are important
0:11:32 so he says
0:11:33 does it have a beginning an RK okay yes
0:11:37 which is a word that lives on in English
0:11:40 in words like architect right that's the
0:11:42 Chief Architect yes
0:11:46 um so Techni is craft and yeah RK is
0:11:50 Chief or beginning or principle yes
0:11:53 and then he when he says it has it come
0:11:55 to be he uses the word gegonen so that
0:11:58 just means has come to be yeah
0:12:02 you'll see in a second why I'm sort of
0:12:04 dwelling on the Greek words so so it
0:12:06 looks like and and then tameus in the in
0:12:08 the dialogue says it has come to be
0:12:11 so it looks like he's explicitly
0:12:13 affirming that the Universe came to be
0:12:14 with the first moment in time
0:12:16 which would be okay except that
0:12:19 Aristotle is even more explicit that the
0:12:22 universe is eternal yeah yes and he even
0:12:25 uses the Eternal motions of the heavens
0:12:27 in his proof for God's existence
0:12:30 so again that's kind of a long story but
0:12:32 the basic idea is that uh there it's
0:12:34 impossible that a body
0:12:36 be the generating power that gives rise
0:12:39 to an infinite motion so if the heavens
0:12:42 have already been moving infinitely for
0:12:44 an eternal period of time that must mean
0:12:46 that they have an incorporeal cause and
0:12:49 that would be God
0:12:50 right so on the face of it looks like
0:12:52 you've got this clash between Plato on
0:12:54 the one hand aerosol and the other Plato
0:12:56 thinks the universe is not Eternal
0:12:57 aerosol thinks it is and these are our
0:12:59 two main authorities so we don't really
0:13:01 want them to disagree so that's like a
0:13:03 central problem that drives the eternity
0:13:05 debate and Antiquity gosh yeah so moving
0:13:09 on to
0:13:10 um the Islamic uh philosophers um IBN
0:13:13 Cena of course
0:13:14 um he's known uh in the west as uh Ivins
0:13:17 Avi Sena if I pronounce that correct uh
0:13:20 but his Arabic name uh is IBN Cena and
0:13:22 uh he was the author of a numerous work
0:13:25 a hugely influential philosopher uh and
0:13:27 controversial for many people and uh
0:13:29 this is the work uh the metaphysics of
0:13:31 healing which is perhaps relevant to uh
0:13:34 your discussion but alcazali in his uh
0:13:38 volume the incoherence of the
0:13:39 philosophers uh offers a sustained
0:13:41 Relentless and ruthless critique of
0:13:45 um his views even seen as uh views which
0:13:48 I'll uh obviously invite you perhaps to
0:13:50 to elucidate the what is the argument
0:13:52 about why is Al gazali so critical of
0:13:54 IBN Cena and and so on and then I have a
0:13:57 a question about this whole issue uh um
0:14:01 toward later on perhaps
0:14:03 right okay so actually let's let's first
0:14:05 fill in just a bit of the story between
0:14:07 where we just love to have Plato and
0:14:09 Aristotle and these guys because the the
0:14:12 arguments against the eternity of the
0:14:14 world that are circulating in the
0:14:16 Islamic World actually
0:14:18 tons of some extent from the elite
0:14:21 ancient context so what happens there is
0:14:25 that most of the neoplatonists
0:14:27 want to say that the universe is eternal
0:14:30 so even though they're playing this they
0:14:31 agree with Aristotle right so they need
0:14:34 to offer a reading of Plato According to
0:14:36 which he also thinks the universe is
0:14:38 eternal
0:14:39 and this is actually why I mentioned the
0:14:41 Greek words so when so there's a plate
0:14:44 in this name proclus who says well when
0:14:47 the Timaya says that the Universe has an
0:14:49 RK
0:14:50 it doesn't mean that the Universe has a
0:14:51 temporal beginning it means that it has
0:14:53 a principle or a cause like a first
0:14:55 principle because as I said archive can
0:14:58 mean that too and when it says that the
0:15:00 Universe has come to be get gone in what
0:15:03 it means is that the universe is in kind
0:15:06 of flux is changing all the time as
0:15:08 opposed to the Divine source which is
0:15:10 unchanging
0:15:12 and then a late ancient neoplatonist who
0:15:15 was also a Christian named John
0:15:17 philopenus attacked this reading of the
0:15:20 tameus said no no the Tomas is to be
0:15:23 taken kind of literally or at its you
0:15:25 know at the first blush reading uh
0:15:27 saying that the Universe does begin and
0:15:30 furthermore there's all kinds of
0:15:31 arguments we can give to show that the
0:15:33 Universe had must have had a first
0:15:35 moment in time and he has arguments to
0:15:38 show that the idea of past eternity is
0:15:41 impossible and we can maybe get into
0:15:42 that but anyway his arguments against
0:15:45 the eternity of the universe are then
0:15:47 transmitted into Arabic and they were
0:15:49 already known before and Cena and of his
0:15:52 Ali so actually when al-hazali is
0:15:54 attacking in Messina he's able to draw
0:15:56 on some of the same kinds of arguments
0:15:58 that have been given Against The
0:15:59 Eternity of the universe already in
0:16:01 Antiquity by philophonists and then by
0:16:03 some arabic speaking philosophers before
0:16:05 in Cena
0:16:06 and in fact um I mean people often
0:16:10 suggest that that a kind of definitive
0:16:14 feature of philosophy in the Islamic
0:16:16 world is that all the philosophers
0:16:17 believe that the universe is eternal
0:16:19 and all the theologians think it isn't
0:16:21 so we have this kind of paradigmatic
0:16:23 debate between even Cena and Jose but
0:16:25 they kind of extrapolate from that to
0:16:27 think well all of the philosophers think
0:16:28 the universe is eternal all the
0:16:30 theologians think it's not Eternal
0:16:31 that's not true yeah
0:16:35 and others who thought the universe was
0:16:37 at a beginning in time that it wasn't
0:16:40 Eternal well actually no farabi does
0:16:42 does seem to I mean there's a little bit
0:16:44 of unclarity about this but um it seems
0:16:47 that farabi thought the universe was
0:16:48 eternal and even Cena did and in did
0:16:53 right also known as the Pharaoh is and
0:16:56 they're really famous yeah yeah these
0:16:58 are the three most famous aristotelians
0:17:01 um in the universe in the uh in the
0:17:03 universe in Islamic World
0:17:06 um Islamic world not to be confused with
0:17:07 the universe so because they're famous
0:17:10 there's a kind of
0:17:12 easy assumption which is that all of the
0:17:14 so-called philosopher all of this is
0:17:16 what we talked about last time right so
0:17:17 there's this contrast between Kalam if
0:17:20 you have these Greek inspired
0:17:21 philosophers and these quranic inspired
0:17:24 theologians and people who assume that
0:17:26 all of the philosophers the philosopher
0:17:28 are adherents of The Eternity of the
0:17:30 universe but actually that's not true so
0:17:33 the first philosopher who's making
0:17:35 significant use of Greek works is a
0:17:37 kindy he argues explicitly Against The
0:17:40 Eternity of the universe using arguments
0:17:42 from Philippines
0:17:44 a Jewish philosopher at the same time as
0:17:46 the idea gone does exactly the same
0:17:48 thing around the same time you have Abu
0:17:50 Bakr
0:17:51 see who's uh not a nurse Italian or
0:17:54 platon but he's a platonist in a way and
0:17:56 he's very influenced by gallon um
0:17:58 because he's a doctor he also rejects
0:18:01 The Eternity of the universe and you can
0:18:03 kind of go on from there and talk about
0:18:05 other philosophers like misk away who's
0:18:07 a contemporary of Encina so actually I
0:18:10 don't think that it's true that even
0:18:12 among the philosophers there was a kind
0:18:13 of Orthodoxy about this you say I mean
0:18:17 in his book The incoherence the
0:18:19 philosophers which we'll come to in a
0:18:20 second appears to suggest that Greek
0:18:22 philosophers did Believe In The Eternity
0:18:23 he seems to have this generalized view
0:18:25 that Greek philosophers did Believe In
0:18:27 The Eternity of the universe and you're
0:18:28 saying actually that's wrong with Al
0:18:30 gazali basically as a matter of fact
0:18:31 just got it wrong in fact there were
0:18:33 some prominent ones who did but most
0:18:35 didn't yeah and in fact I mean when he
0:18:38 uses the word philosopher or the word
0:18:41 philosophy father
0:18:43 actually I mean that's a little bit
0:18:46 misleading because what he really means
0:18:47 is just in Cena so he says the
0:18:50 philosophers say
0:18:52 and then he oh what he's always doing
0:18:54 there is either giving a view of encinas
0:18:58 or an argument that you could give in on
0:19:00 behalf of evidence right but he's often
0:19:04 saying the thing is that some
0:19:05 philosophers would have strongly
0:19:07 disagreed with in particular like a
0:19:09 kindy would have strongly disagreed that
0:19:11 the universe
0:19:12 so so actually this is a
0:19:16 um kind of symptom of something you
0:19:18 mentioned before which is just the
0:19:20 powerful influence of Encina so once he
0:19:22 comes along he kind of pushes everyone
0:19:24 else out and makes it hard to see that
0:19:28 there's a difference between being a
0:19:29 philosopher and being an avocene a
0:19:33 follower of I didn't see that but
0:19:35 actually it's I mean it's a historical
0:19:38 matter it's important to distinguish
0:19:40 those two things right but in any case
0:19:42 that I mean for us I guess in this
0:19:44 conversation the more important issue is
0:19:47 given that it wasn't kind of automatic
0:19:50 that Encino would have would endorse The
0:19:53 Eternity of the universe why did he yeah
0:19:56 that's a good point yes and one obvious
0:19:59 answer which might apply to al-farabi
0:20:01 and Rush would be well they know that
0:20:05 Aristotle believed in The Eternity of
0:20:07 the universe and there are aristotelians
0:20:10 like they're more committed to
0:20:11 Aristotle's Authority than maybe some of
0:20:13 the other arabic speaking philosophers
0:20:14 were and so they kind of feel like they
0:20:16 have to go along with him on this
0:20:19 but actually I don't think that's a very
0:20:21 good explanation in the case they
0:20:22 haven't seen it it would be a good
0:20:23 explanation in the case because he's
0:20:26 like a died in the wool hardcore but in
0:20:29 in the scene as like very proud of the
0:20:32 fact that he always reconsiders every
0:20:34 issue thinks about whether he agrees
0:20:36 with Aristotle he's often critical of
0:20:38 Aristotle he's not usually rude about
0:20:39 Aristotle but he definitely disagrees
0:20:41 with him on a number of points and if he
0:20:44 hadn't been philosophically convinced
0:20:47 that the universe is eternal he wouldn't
0:20:49 have said it was just to go along with
0:20:51 Aristotle I think that's clear yeah yeah
0:20:54 so to understand why he thinks the
0:20:56 universe is eternal we need to say
0:20:58 something about his views on God
0:21:01 and I think we might have touched on
0:21:03 this in the previous conversation but
0:21:04 just as a quick reminder he proves that
0:21:07 God exists by showing that there's a
0:21:09 necessary existence oh God right so the
0:21:13 idea is everything we see is contingent
0:21:15 it can't it can't be that contingent
0:21:17 things come to be without having a
0:21:19 necessary cause so there's this
0:21:20 necessary cause there's only one such
0:21:21 necessary cause that's God that's how he
0:21:24 kind of gets his philosophical theology
0:21:26 going
0:21:27 and when he says that God is necessary
0:21:31 he wants to say not just that God
0:21:33 necessarily exists which everyone would
0:21:36 agree with in this culture right so God
0:21:38 doesn't just happen to exist right God
0:21:39 has to exist yeah um it but furthermore
0:21:43 Encino wants to say that everything
0:21:45 about God is necessary
0:21:48 so here's a reason why you might think
0:21:51 that if you're even Cena or a reason why
0:21:53 he did think this
0:21:55 um suppose that there's something about
0:21:57 God that's not necessary
0:21:59 so for example suppose that he
0:22:02 May create the universe but may not like
0:22:06 it's sort of up to him to decide
0:22:09 or indeed suppose that the Universe
0:22:12 isn't eternal
0:22:13 said that for a while he wasn't creating
0:22:15 the universe and then suddenly he is hmm
0:22:18 right so like on Tuesday he's not
0:22:20 creating the universe but on Wednesday
0:22:21 he is
0:22:23 so that would mean that there's
0:22:25 something contingent about God there's
0:22:27 something about God that may or may not
0:22:29 be the case and it turns out not to be
0:22:31 the case at first and then to be the
0:22:32 case later he's first he's not a Creator
0:22:34 then he is a Creator so now even Cena
0:22:36 would say well let's explain why this
0:22:38 happens
0:22:39 it can't be due to God himself or God's
0:22:42 nature or Essence because if it were
0:22:44 true to God's nature then of course it
0:22:46 would follow automatically from his
0:22:48 nature so it would always be true of him
0:22:49 and it would necessarily be true of him
0:22:51 right because so if you imagine that God
0:22:54 creates the universe essentially or
0:22:57 necessarily from his nature that would
0:23:00 be like water being wet right so water
0:23:03 can't not be wet
0:23:04 it's always wet similarly if God's
0:23:07 essentially guaranteed to create the
0:23:09 universe then he would always be
0:23:11 creating it
0:23:12 of course this is the implication that
0:23:14 God has no Freedom no free will so to
0:23:16 speak he's compelled he's a necessity
0:23:18 he's necessitated to act uh that's
0:23:22 exactly yeah you're kind of skipping
0:23:23 ahead to it because of his objection
0:23:24 there yes that's but that's you're right
0:23:27 that's exactly because always worry
0:23:29 um so and and I mean it was always going
0:23:32 to say is well God does it by free will
0:23:34 but what did Messina would say is well
0:23:37 look either God generates the universe
0:23:40 through himself in which case he'd have
0:23:42 to do it essentially the way that water
0:23:44 is wet or there would have to be some
0:23:46 other factor involved
0:23:48 some other cause would come along and
0:23:51 make God create the universe like for
0:23:54 example I mean that makes it sound very
0:23:56 much a matter of compulsion but it could
0:23:59 also be something like circumstances
0:24:01 change and it becomes better for the
0:24:02 universe to exist than not to exist
0:24:05 right but whatever it is that happens
0:24:08 that makes God generate the universe it
0:24:11 would be some kind of cause that's being
0:24:13 exerted on God
0:24:15 and then God would have a cause which we
0:24:17 rule out
0:24:19 so what you just said is exactly is
0:24:22 Ali's response to that but before we
0:24:24 maybe get into that and talk about the
0:24:26 response I think it's worth kind of
0:24:28 dwelling on
0:24:30 the internal logic of what Encina is
0:24:33 saying so I've been seeing what I've
0:24:34 been Cena is saying is God is necessary
0:24:37 and what that means is that everything
0:24:39 about God is necessary not just that God
0:24:40 exists and that he's powerful and
0:24:43 knowing and good and all the things that
0:24:45 we want to ascribe to God but God cannot
0:24:48 take actions that are non-necessary
0:24:50 right because if he did
0:24:53 then there'd have to be some causal
0:24:55 influence being brought to bear on him
0:24:56 which explains why he's doing it right
0:24:59 because he might not have done it right
0:25:00 so it's like it's contingent right
0:25:03 sometimes they compare this to um to a
0:25:05 set of scales that need to be
0:25:07 preponderated to do one thing rather
0:25:09 than another
0:25:11 so whatever it is that kind of comes
0:25:13 along and puts its thumb on the scale to
0:25:15 make God create that would be a cause
0:25:17 that's exerting some kind of influence
0:25:20 over God and that's what he wants to
0:25:22 rule out and actually that's that's very
0:25:25 very intuitive right yes and very
0:25:27 logical I mean I I I would I raise this
0:25:30 question uh later on but I do want to
0:25:32 just observe here that both of these
0:25:34 individuals IBN Cena are self-identified
0:25:37 as Muslims and and this is they're not
0:25:40 identified I think primarily as
0:25:42 philosophers or but as Muslims so I just
0:25:45 raised that point because it links into
0:25:46 a question I'm going to ask about the uh
0:25:48 the Quran basically and what it says
0:25:51 which may or may not be uh referred to
0:25:54 very much in these conversations anyway
0:25:56 but um anyway I just wanted to point out
0:25:58 we are talking about uh the interlocity
0:26:00 of both Muslims they're not just secular
0:26:03 Hellenistic philosophers yeah that's
0:26:05 right and although but you're right that
0:26:07 embassina when he gives this whole
0:26:09 argument he he might like throw in a
0:26:12 quotation from the Quran at the end and
0:26:14 say something like oh that's why it says
0:26:15 that God is powerful in the Quran right
0:26:17 but but it but the whole thing that
0:26:20 what's generating it is a philosophical
0:26:21 argument yeah definitely
0:26:24 um okay so maybe now we can get to
0:26:27 kazali's response
0:26:29 which is very complicated but at the
0:26:32 core of it is definitely the idea you
0:26:34 mentioned before so what because all he
0:26:37 wants to do is to say that
0:26:40 God is capable of doing something
0:26:42 contingent
0:26:44 and that is important to him because he
0:26:48 wants God to have free will
0:26:50 and to him Free Will means being able to
0:26:53 choose between Alternatives that are
0:26:55 genuinely open actually even Cena has
0:26:58 anticipated this objection so he says
0:27:00 that
0:27:01 um he says that God is free
0:27:04 or is at least willing but what he then
0:27:08 it does is he interprets that to mean
0:27:10 that there's nothing external compelling
0:27:12 God to act
0:27:14 so he says well we can say that God is
0:27:15 freely willing to generate the universe
0:27:18 or emanate the universe because
0:27:20 nothing's making him do it so he's free
0:27:24 in the sense of being free from
0:27:25 compulsion because Ali thinks that
0:27:27 that's not good enough and that freedom
0:27:30 needs to mean literally choosing between
0:27:33 uh genuinely open Alternatives and he
0:27:36 says well actually in a way the
0:27:38 versatillians should be committed to
0:27:41 this too because let's consider again
0:27:43 the size of the universe so the universe
0:27:46 is however big it is right as we saw it
0:27:47 has these limits there's nothing outside
0:27:49 it well surely it could be like one inch
0:27:52 bigger
0:27:53 or one inch smaller
0:27:55 so it looks like God is making choices
0:27:58 between genuine Alternatives there
0:28:02 and he could have made it bigger he
0:28:04 could have made it smaller but he
0:28:05 chooses to make it that size right
0:28:07 actually the book you showed us the
0:28:09 incoherence of the philosophers yeah
0:28:11 there we go that's a translation uh
0:28:13 Michael uh mamura recommended uh by most
0:28:16 people it's a standard text he's
0:28:18 actually got the parallel Arabic and in
0:28:20 English translation uh it's very
0:28:22 readable and contains all these
0:28:24 arguments and Relentless arguments um
0:28:26 that our gazali deploys uh in attacking
0:28:28 even Cena
0:28:30 um but it doesn't seem to quote the
0:28:31 Quran very much we'll come back to this
0:28:32 and even mention IBN Cena by name I
0:28:35 don't know if maybe I missed that but I
0:28:36 couldn't see even Cena mentioned by name
0:28:39 uh in the text yeah he mentions he
0:28:42 mentions him eventually when he accuses
0:28:43 him of heresy okay
0:28:47 being an apostate actually
0:28:51 by upholding these um doctrines but what
0:28:55 I was going to mention is that in rushed
0:28:57 the aristotonian commentator I mentioned
0:28:58 before he wrote a word called the
0:29:00 incoherence of the incoherence yes yes
0:29:02 and in that he says oh it's actually not
0:29:04 true that the Universe could be an inch
0:29:06 bigger because
0:29:08 the universe is like perfectly designed
0:29:10 in this providential way so that all the
0:29:12 heavens move in exactly the right way
0:29:14 and if anything were even slightly
0:29:16 different everything would kind of go go
0:29:19 berserk so like the Heavenly influence
0:29:22 on the lower world where we live would
0:29:25 be disrupted if the universe was even
0:29:27 slightly different
0:29:28 um another nice argument that hazali
0:29:32 gives is if the universe is going around
0:29:34 like this couldn't it also have gone
0:29:37 around like this backwards or if the
0:29:40 universe is like this couldn't it be
0:29:41 like that yes and even though says these
0:29:44 things are all meaningless because like
0:29:46 up is just like wherever the North Pole
0:29:48 is so if the North Pole we're over here
0:29:50 that would be up right so you so you get
0:29:53 these nice kind of space-time analogies
0:29:56 that are raised
0:29:58 but I mean what he's really after is he
0:30:01 he
0:30:02 explicitly wants to say that God can
0:30:06 choose between two genuinely open
0:30:07 Alternatives that's this point and in
0:30:10 fact he even gives a nice example which
0:30:12 anticipates something we associate with
0:30:14 Latin medieval philosophy the so-called
0:30:16 burden's ass case where a donkey is
0:30:18 between two bales of hay yes and has to
0:30:21 choose between them so his so his Ali
0:30:23 gives the example of um someone offers
0:30:26 you two dates like not not a date like a
0:30:29 date to go out to dinner in a movie but
0:30:31 uh yeah with the little fruit dried
0:30:33 fruit right and he says well if someone
0:30:37 offers you two dates
0:30:39 and they look exactly the same and you
0:30:42 would like one
0:30:43 and he and the person says you can only
0:30:45 take one
0:30:46 then you wouldn't just kind of sit there
0:30:49 looking at them forever what was a good
0:30:52 reason to take one rather than other you
0:30:54 just pick one and so what so gazali it
0:30:58 brings us up because he thinks that one
0:30:59 of the arguments against the eternity of
0:31:02 the universe
0:31:03 would be that there's no rational basis
0:31:06 on which God could choose the first
0:31:08 moment of the universe and it's sort of
0:31:10 again the same kind of thought like well
0:31:12 there has to be some cause or Reason
0:31:14 that's bringing the god to create now
0:31:17 rather than earlier
0:31:19 um and
0:31:21 um it was all these response to that as
0:31:23 well if you want to create a universe
0:31:25 you have to do it at a specific time so
0:31:28 God just chooses a time and that's
0:31:30 rational just as it would be rational to
0:31:32 choose one of the two dates to eat
0:31:35 wow very interesting what other
0:31:37 arguments is uh our gazali deploy to
0:31:39 refute the idea of the eternity of the
0:31:42 universe yeah so some of the arguments
0:31:44 involve Infinity in interesting ways yes
0:31:48 so and this had always been one of the
0:31:51 biggest problems with the thesis of The
0:31:53 Eternity of the universe
0:31:56 this is a subject that is of great
0:31:59 interest in in contemporary philosophy
0:32:01 you know what is infinity and different
0:32:02 kinds of infinity I know it sounds
0:32:04 counter-intuitive but when you actually
0:32:05 hear the arguments there are different
0:32:07 kinds of infinity not all infinities are
0:32:09 the same and so it's become a
0:32:11 fascinating uh discourse in contemporary
0:32:13 uh uh philosophy about the nature of
0:32:15 that but I've always found it a baffling
0:32:17 concept uh the other idea of Infinity
0:32:19 but it is elusive I think uh to to many
0:32:23 people
0:32:24 um so I interrupted you no no that
0:32:27 you're right I mean that is in fact one
0:32:29 of the things that I'm really fascinated
0:32:31 by with the whole eternity debate is
0:32:33 that it raises these I mean you might
0:32:36 not care about the eternity of the
0:32:37 universe as a especially because you
0:32:39 know modern physics you might think has
0:32:42 already kind of given us the answer or
0:32:43 something like the answer so why are we
0:32:45 interested in this I think actually the
0:32:47 main reason it's interesting is that it
0:32:48 it Bears on a whole bunch of other
0:32:52 issues like the nature of Free Will so
0:32:54 for example that question is an agent
0:32:57 free because nothing's compelling the
0:32:59 agent to act which has been seen as a
0:33:00 view of Freedom or as an agent free
0:33:03 because the agent is choosing between
0:33:04 genuinely open possibilities which is it
0:33:07 was always view of Freedom that is
0:33:09 something that philosophers still debate
0:33:10 and this is one of the earliest queer
0:33:13 contrasts between those two conceptions
0:33:15 of Freedom or here
0:33:17 um you have people thinking about like
0:33:20 the nature of infinity and what kinds of
0:33:22 infinity are possible and what kinds of
0:33:24 infinity aren't possible yes
0:33:27 so what and one of the problems with the
0:33:31 um thesis that the universe is eternal
0:33:33 had always been that it seems hard to
0:33:37 believe that the Universe has already
0:33:39 existed for an infinite period of time
0:33:41 because one way of putting this would be
0:33:44 well if the universe has already had
0:33:45 existed eternally then an infinite
0:33:48 amount of time must already have elapsed
0:33:51 yes but you can't finish yeah anything
0:33:56 right so how did we get to the end of
0:33:58 this Infinity to get to the present
0:34:00 moment yeah
0:34:02 and what the aristotelians would say as
0:34:04 well that's kind of the wrong way of
0:34:06 thinking about it
0:34:07 so don't think about it as an infinite
0:34:10 past that's already finished elapsing
0:34:12 think of it more like start from the
0:34:14 present movement moment and go back
0:34:17 and now I'm willing to say well any
0:34:20 number you you mentioned to me I'm
0:34:22 willing to say that the Universe has
0:34:23 already existed for that number of years
0:34:25 so you say a billion years I say yes
0:34:27 it's already as a two or a billion years
0:34:29 a trillion years sure 10 trillion sure
0:34:31 right and you just you can go as high as
0:34:34 you want and so the the infinity
0:34:35 involved is more like the Infinity of
0:34:38 the finite numbers which is not absurd
0:34:41 mm-hmm
0:34:43 um but we really get started getting
0:34:45 into more like Technical and interesting
0:34:47 issues about Infinity with another
0:34:49 argument that gazali gives
0:34:51 and here um this is why I mentioned
0:34:53 before the thing about the nested
0:34:55 spheres
0:34:56 so remember I said that there are some
0:34:58 spheres that are closer to Earth that
0:34:59 have planets on them yes and then
0:35:02 there's the outermost sphere with the
0:35:03 fixed stars is going around once a day
0:35:04 right and the Earth is staying still in
0:35:07 the middle that's the cosmology so these
0:35:09 these planets are planetary spheres are
0:35:11 rotating at different speeds
0:35:14 so let's just say for the sake of
0:35:16 argument that like the sphere of Mars
0:35:19 moves twice as fast as the sphere of
0:35:22 Jupiter or and what I mean by that is
0:35:24 just that it goes it it rotates around
0:35:27 the earth twice every time Jupiter does
0:35:29 it once yeah okay that obviously that's
0:35:32 not the right math
0:35:34 astronomers is I know that Mars doesn't
0:35:36 go around you're twice as fast as
0:35:38 Jupiter but the point is that it's it's
0:35:40 different
0:35:41 their speeds of rotation around apparent
0:35:43 rotation around the Earth are different
0:35:45 so now his Ali says Okay so let's say
0:35:48 the universe has existed for an Infinity
0:35:50 of time
0:35:51 well that means that Mars has gone
0:35:54 around the earth an infinite number of
0:35:56 times and so has Jupiter but since Mars
0:35:59 is moving twice as fast or is rotating
0:36:01 around us twice as often this fear of
0:36:04 Mars has
0:36:07 formed an infinite number of circuits
0:36:09 around the Earth
0:36:10 that's twice as large as the infinite
0:36:13 number of circuits that Jupiter has
0:36:14 performed so we've got twice infinity
0:36:17 and once Infinity so two Infinity is one
0:36:20 of which is double the other and then it
0:36:22 was always says that's absurd yeah yes
0:36:25 because infinity is infinity you can't
0:36:27 double infinity
0:36:29 now on Modern
0:36:32 mathematical intuitions that's not the
0:36:34 case anymore yeah but you can see that
0:36:37 like something's interesting is
0:36:38 happening there where someone's like
0:36:39 thinking about whether you can do things
0:36:41 like multiplying Infinity by a finite
0:36:44 number in this case with two right so
0:36:46 that's pretty interesting another
0:36:49 argument he gives is that
0:36:52 um the philosophers are trying to get
0:36:55 out of the the commitment to what they
0:36:58 think of as an actual Infinity like that
0:37:00 thing about an act an Infinity of time
0:37:02 actually elapsing so we can get to the
0:37:04 present moment and they get around that
0:37:05 by saying well don't think about it that
0:37:07 way think about going backwards
0:37:09 don't think about going forwards from an
0:37:11 infinitely remote time think about going
0:37:14 backwards to just ever hire finite
0:37:16 numbers of elapsed years in the past
0:37:19 so it was always says well there's
0:37:22 something else they're committed to
0:37:23 which will lend them will land them with
0:37:26 it actually infinite number of things
0:37:28 that exist right now
0:37:29 which is the immortality of the human
0:37:32 soul this is kind of a from left field
0:37:35 right yes he says rightly that the
0:37:38 Philosopher's I.E IBN Cena are committed
0:37:41 to the immortality of the Soul
0:37:43 so that means that every time someone
0:37:45 dies their soul survives
0:37:48 so let's think about how many humans
0:37:50 there are have already been well the
0:37:54 universe as we've said for a nurse
0:37:55 Italian is always the same
0:37:57 and the species of animals and plants
0:37:59 are all the same
0:38:01 the human speeches has always existed
0:38:03 the University of plain universe so that
0:38:06 means that the number of humans who have
0:38:08 already lived and died is infinitely
0:38:09 large gosh
0:38:12 and that means that there's an Infinity
0:38:13 of souls hanging around somehow now wow
0:38:17 so so that gives you an actual Infinity
0:38:20 which is something that the
0:38:21 aristotelians should want to rule out
0:38:23 that's a brilliant argument actually
0:38:25 yeah it's extraordinary I I'm going to
0:38:27 bring this in now because
0:38:29 um in reading's arguments in the
0:38:31 incoherence of uh the philosophers there
0:38:34 it is again do you recommend it it's
0:38:35 actually a fascinating read
0:38:37 never seen every time someone buys one
0:38:40 of the books
0:38:42 you should you should try to demand you
0:38:45 know five percent of the profit well
0:38:46 yeah maybe I I I should I'm interested
0:38:49 to see if anyone does but I hope they do
0:38:50 because it's worth having in one's
0:38:52 library but ugly never seems to uh quote
0:38:54 from the Quran as an authority to settle
0:38:57 matters with his Muslim interlocutors
0:38:59 like IBN Cena but he relies on Purely
0:39:01 rational arguments to refute them my
0:39:04 question is why doesn't Al gazali simply
0:39:06 quote the Quran to settle his dispute
0:39:09 with IBN Cena for example and this is to
0:39:11 do with the
0:39:12 eternity of the universe particularly
0:39:14 God says in the Quran God has created
0:39:17 the heavens and the Earth to manifest
0:39:19 the truth that's the Quran 45 22 and he
0:39:21 also says God says we did not create
0:39:24 Heaven and Earth and everything between
0:39:26 them for no to no purpose there is that
0:39:29 is the opinion of those who disbelieve
0:39:31 that is 38 27 so but I think that seems
0:39:35 pretty clear that the god did create the
0:39:37 universe it wasn't Eternal and here we
0:39:40 have two people identify as Muslims
0:39:42 whose ultimate Authority is God and His
0:39:44 word I'm just wondering why they didn't
0:39:46 appeal to Authority it's not a
0:39:47 fallacious argument of the authority is
0:39:49 God surely because he's omniscient
0:39:52 um to settle this dispute so why didn't
0:39:55 they just short circuit all this and go
0:39:58 straight to God himself for the answer
0:40:01 yeah right that's a good question I
0:40:03 think there's a couple of reasons so one
0:40:05 reason it has to do with the
0:40:08 project of the incoherence of the
0:40:11 philosophers because all these work
0:40:13 so that I mean the the words in Arabic
0:40:17 in the title are
0:40:20 means I mean that's what's being
0:40:22 translated here as incoherence but it
0:40:24 means something more like stumbling
0:40:26 right or places where the philosophers
0:40:29 tried to maybe go forward too quickly
0:40:31 and lost their way that's what tahoot
0:40:33 means
0:40:34 so that is always already a clue to what
0:40:38 he's trying to do in the work in general
0:40:40 which is to show that their arguments
0:40:42 don't work kind of for internal reasons
0:40:45 right so actually although he he could
0:40:48 quote the Quran and of course in some
0:40:50 sense you're right that his motive is
0:40:52 because he thinks the Quran is
0:40:54 inconsistent with the eternity of the
0:40:55 universe right actually that's just not
0:40:58 the point the point is that these
0:41:00 arguments actually don't work in and of
0:41:01 themselves right so it's an internal
0:41:04 critique that's the point of the book
0:41:05 and so quoting the Quran would be maybe
0:41:09 kind of something you might do to kind
0:41:10 of set the context of the debate but it
0:41:12 wouldn't have to be it wouldn't be part
0:41:13 of the debate because the debate is
0:41:15 about whether I haven't seen his
0:41:16 arguments work
0:41:18 I mean another way of thinking about
0:41:20 that would be
0:41:22 suppose that you could mount a
0:41:23 philosophical argument for a thesis
0:41:25 which is inconsistent with the Quran
0:41:29 and the argument works
0:41:31 right on its own terms rather yeah well
0:41:34 or it's like a proof so I mean imagine
0:41:37 it's like a mathematical proof
0:41:40 right so for example suppose the Quran
0:41:43 said that this the diagonal of a square
0:41:45 is commensurable with the sides yes
0:41:47 which it does not it's not right so I
0:41:51 mean of course it doesn't say that but
0:41:52 imagine that it did would that be bad
0:41:53 news for the Quran or would be bad news
0:41:55 for geometry right yeah okay well so
0:41:58 here you might think well actually if
0:42:00 philosophy or Reason proves that the
0:42:03 universe is not Eternal and the Quran
0:42:05 says that it is
0:42:07 is that bad for Islam or is it bad for a
0:42:09 reason or what like and and so I think
0:42:12 one one thing that's going on at the
0:42:13 Azalea as a rational Theologian doesn't
0:42:16 want to accept that reason or rational
0:42:19 proofs might be inconsistent with the
0:42:21 Quran right because he he wants to have
0:42:23 reason and the Quran
0:42:25 so that's one reason he's arguing on
0:42:27 Purely rational grounds is he wants to
0:42:30 in a way
0:42:31 um avoid seeding the ground of rational
0:42:34 argument to the philosophers by by which
0:42:37 he means in Cena
0:42:38 so that's one reason another reason
0:42:41 though is that actually if the lines you
0:42:44 quoted from the Quran just now in the
0:42:47 scene it would say what are you talking
0:42:48 about I think that's true
0:42:50 God creates the universe he creates it
0:42:52 eternally that's what creation is so in
0:42:55 fact he's in the Cena says the
0:42:58 theologians have this idea that creation
0:43:00 means something used to not exist and
0:43:03 then it started existing and he says
0:43:05 basically he doesn't put it this way but
0:43:07 he basically says that's that's a
0:43:08 childish way of understanding what
0:43:10 creation means creation means being a
0:43:13 cause for something's existence which
0:43:16 means being a cause for its existence
0:43:17 whatever it exists
0:43:19 right I making it exist and maintaining
0:43:22 it in existence so it's not like God
0:43:24 creates and then it's like okay I'm done
0:43:26 and now I can go on vacation God creates
0:43:29 the universe all the time constantly in
0:43:31 every moment
0:43:33 and given that and actually the
0:43:34 theologians would agree with that that
0:43:36 the universe is permanently dependent on
0:43:38 God so what Messina would say is well
0:43:41 given that we agree that the Universe
0:43:44 depends causally on God at every moment
0:43:46 when it exists why are you additionally
0:43:49 insisting that it had to start
0:43:51 because we agree that what God does is
0:43:53 he creates the universe by maintaining
0:43:56 its existence whenever it exists whether
0:43:59 it's existed for an Infinity of time or
0:44:01 not is kind of irrelevant to whether God
0:44:02 creates the universe because God's
0:44:04 creating the universe all the time
0:44:06 causing it to exist well I mean I'm in a
0:44:09 position to argue for the Quran in this
0:44:11 sense it just seem to the Quran it
0:44:12 doesn't doesn't actually
0:44:14 teach or indicate the eternity of the
0:44:16 universe it it says it's created so I
0:44:18 suppose in theory they've been said it
0:44:19 could be right because he's arguing from
0:44:21 contingency the universe is contingent
0:44:23 doesn't necessarily happen to be finite
0:44:25 I guess I can see that ontologically
0:44:28 dependent yeah but the Quran doesn't
0:44:30 teach the eternity of the universe
0:44:31 Aristotle told the eternity of the
0:44:33 universe so he seems to be getting his
0:44:35 concept from Aristotle rather than the
0:44:37 Quran uh the Quran doesn't naturally it
0:44:39 seems to me Teach that Aristotle does so
0:44:42 he's not really coming from the Quran
0:44:43 therefore the critique is he's not being
0:44:45 islamically correct in his understanding
0:44:48 of the universe in that sense right so
0:44:51 what I think what even Cena would say at
0:44:53 least is that the Quran teaches the
0:44:55 radical dependence of the Universe on
0:44:57 God that's not disputed and he thinks
0:45:00 and he's got that in his system right he
0:45:02 has the universe being radically
0:45:04 dependent on God eternally
0:45:06 yeah
0:45:07 um and I I guess he would also by the
0:45:09 way say that the the Quran teaches some
0:45:11 things about God that are inconsistent
0:45:13 with the idea that the universe is not
0:45:16 Eternal for example that God is
0:45:17 perfectly wise so God is perfectly wise
0:45:19 why is he kind of hanging around for an
0:45:21 Infinity of time and then only sort of
0:45:24 randomly arbitrarily deciding to create
0:45:26 the Universe on Wednesday
0:45:28 right so so this or and in part and the
0:45:32 other the other thing is the argument I
0:45:33 gave before so he would say the Quran
0:45:36 teaches the unchallengeable supremacy of
0:45:39 God as a first cause who has no cause
0:45:41 and he says well if there if God isn't
0:45:44 creating the universe eternally then is
0:45:46 creating it with a first moment of time
0:45:48 which means there's some cause that has
0:45:50 been brought to bear on him that makes
0:45:51 him do that as we said before so
0:45:53 actually I guess he would say I mean he
0:45:55 he's not really in the business of
0:45:57 quranic commentary not he very
0:46:00 occasionally
0:46:01 very very occasionally and usually in a
0:46:03 pretty tendentious fashion I think so I
0:46:06 don't know which I don't want to suggest
0:46:08 that he's got a lot at stake in how to
0:46:11 interpret the Quran right but if you
0:46:14 pushed him on this he would say he would
0:46:16 certainly say that he's still being a
0:46:17 good Muslim and then he would say well
0:46:19 if you want to know what the Quran means
0:46:21 because we all agree it needs to be
0:46:23 interpreted then the best way to resolve
0:46:26 debates about what it means
0:46:29 would be to do some philosophy and find
0:46:31 out what is actually true
0:46:34 by the way that's even more explicitly
0:46:37 said by imrish later on the commentator
0:46:40 I've mentioned a few times he actually
0:46:42 wrote a work saying that the best
0:46:44 interpreters of the Quran are the
0:46:46 philosophers because they can check any
0:46:47 interpretation against demonstration and
0:46:50 demonstrations can't be false
0:46:53 so for example if you can demonstrate
0:46:55 the universe is not eternal
0:46:58 or sorry if you can demonstrate that it
0:47:00 is eternal then you can't give any
0:47:02 reading of the Quran that involves the
0:47:04 quran's claiming that the universe is
0:47:06 not eternal
0:47:07 well you say even Cena would have viewed
0:47:09 himself as a good Muslim but uh algazali
0:47:11 clearly didn't view him as a good Muslim
0:47:14 or Muslim at all it seems uh you
0:47:16 mentioned briefly earlier on that Al
0:47:18 gazali um tack feared him uh to use the
0:47:21 Islamic expression uh declared him to be
0:47:24 a non-muslim and that's just not a
0:47:27 theoretical
0:47:28 judgment that has legal real world
0:47:31 existential consequences now of course
0:47:33 IBN Cena had died long before Al gazali
0:47:35 so ibizino was in no risk of any action
0:47:38 taken against him of course but he did
0:47:40 declare him to be a non-muslim and why
0:47:42 did he declare him to be anonymous and
0:47:44 there's a very radical radical it's a
0:47:46 very very serious thing to do yeah and
0:47:49 it's actually not just serious it's also
0:47:50 kind of unprecedented because
0:47:54 um yeah there's so someone who's done
0:47:55 some good work on this is Frank refuel
0:47:57 who's at Yale University and he wrote a
0:48:00 book called in German uh about apostasy
0:48:03 in Islam where he argues that because
0:48:06 this moment where kazali accuses and
0:48:08 isn't seen of being an apostate
0:48:10 is
0:48:12 kind of a like a step
0:48:14 that hadn't been taken before in Islamic
0:48:18 culture
0:48:20 um and in fact in general I think people
0:48:22 have this sort of assumption about
0:48:23 medieval philosophy in general and
0:48:25 Islamic medieval philosophy in
0:48:27 particular that there must have been
0:48:29 like a lot of
0:48:31 political or social or legal pressure on
0:48:34 philosophers to conform to certain views
0:48:36 and that they would get killed if they
0:48:39 stepped out of line or thrown in jail
0:48:40 but actually that seems to have been not
0:48:43 not only is that an exaggeration but it
0:48:46 seems to be the reverse of the truth
0:48:49 isn't it it's an orientalism that we
0:48:52 have in in the west about um Islamic
0:48:54 societies uh I'm reading uh it was a
0:48:57 besides book or orientalism at the
0:48:59 moment and uh extraordinary well it's
0:49:00 such a fun book to read uh it
0:49:02 investigates many of these um uh
0:49:05 mistaken conceptions of the Muslim World
0:49:07 throughout history and today of course
0:49:09 that uh uh Western occidentalists uh
0:49:12 have had so this is another one uh which
0:49:14 unfortunately is still quite common
0:49:16 today yeah I agree and this is one of
0:49:18 them so in fact there really aren't any
0:49:21 medieval philosophers in the Islamic
0:49:22 world who were put in prison or put to
0:49:25 death or in general harassed for their
0:49:28 philosophical views there's one
0:49:29 philosopher who's a bit later than her
0:49:32 who was executed but that seems to be
0:49:35 because he got into a political Intrigue
0:49:37 with members of saladin's family
0:49:40 had him put to death in any case um so
0:49:44 what gazali does there is at the end of
0:49:46 the tahfud the incurrence of the
0:49:48 philosophers he says that because
0:49:52 taught certain things that are
0:49:53 inconsistent with Islam he's effectively
0:49:56 become an apostate and the Char the
0:49:59 penalty for that could be death
0:50:01 um
0:50:02 I mean apostate would usually mean
0:50:04 someone who's converted from Islam to
0:50:07 another religion like Christianity say
0:50:10 or like says they no longer accept the
0:50:12 prophecy of Muhammad or something like
0:50:13 that but of course didn't Cena never
0:50:15 said anything like that he said things
0:50:18 like the universe is eternal
0:50:20 um and he taught some other things that
0:50:23 that kazal they thought were
0:50:24 inconsistent with the Quran or with
0:50:26 Islam for example
0:50:29 um izena didn't accept bodily
0:50:31 Resurrection he thought that we live on
0:50:33 after death but only as immaterial Souls
0:50:35 as I was talking about before so I agree
0:50:38 of course yeah immortality was always
0:50:41 straight from Hellenistic philosophy
0:50:43 yeah yeah yeah right so on this basis
0:50:46 and some other for other Theses that uh
0:50:49 Messina Advanced Ali thought that he had
0:50:53 effectively broken with Islam but of
0:50:55 course as you said this is not really an
0:50:57 efficacious judgment on Jose's part
0:50:59 because the Messina was already dead I
0:51:02 guess that what kozali was thinking is
0:51:04 he was sort of laying down a marker
0:51:06 anyone who comes along and agrees with
0:51:08 him and seen about any of this can
0:51:10 effectively be killed
0:51:12 yes legally but in fact I mean ghazali
0:51:16 was extremely influential and still is
0:51:18 as a theologian but even after a gazales
0:51:21 says this it doesn't seem to have any
0:51:24 effect really so there are numerous
0:51:27 philosophers in the century or two
0:51:30 following
0:51:32 who come along and just agree with it
0:51:34 and Cena about all kinds of things
0:51:36 including the nature of the Soul The
0:51:37 Eternity of the world whatever
0:51:39 um and even people who don't agree with
0:51:41 him they
0:51:44 deal with the question kind of in the
0:51:46 same way that Rizzoli had in the first
0:51:48 part of the topic before he gets to this
0:51:50 accusation of apostasy at the end in
0:51:52 other words they kind of take apart the
0:51:53 arguments and they think okay well you
0:51:55 know like are there good arguments
0:51:58 against the eternity of the world for
0:51:59 The Eternity of the world what about all
0:52:00 this Infinity stuff it gets very
0:52:02 complicated blah blah blah blah and you
0:52:04 don't get the sense that um you
0:52:07 certainly don't get the sense that it's
0:52:08 uh like a topic that can no longer be
0:52:10 rationally discussed to the contrary you
0:52:13 have you know
0:52:14 huge theological philosophical works
0:52:17 that have you know 100 page long
0:52:19 discussion of The Eternity of the world
0:52:21 like weighing up the arguments for and
0:52:24 against so it just is something that
0:52:26 gets more and more attention as it goes
0:52:28 along but just you know I mean you
0:52:30 mentioned avarice's response to the
0:52:32 incoherence of the philosophers the
0:52:33 incoherence of the incoherency somewhat
0:52:36 conversely uh called it and then you
0:52:37 mentioned all these other philosophers
0:52:38 in the centuries after who continue to
0:52:40 uh entertain the ideas of the in terms
0:52:42 of the Universe I was going to ask you
0:52:43 just how influential was Al gazali's uh
0:52:47 critique of IBN Cena it seems what
0:52:48 you're saying wasn't influential at all
0:52:50 that people continued these philosophers
0:52:52 continue to argue
0:52:54 um for the for the eternity of the world
0:52:56 the impression I get you know as a
0:52:59 Layman was uh of Al gazali's Supreme
0:53:02 dominant field that you're saying in
0:53:05 fact uh that maybe that's mistaken there
0:53:07 was actually quite a diverse range yeah
0:53:10 I think I think he's influential as
0:53:13 certainly his arguments against the
0:53:15 eternity of the world are influential
0:53:17 I think the idea that we're going to be
0:53:20 able to stop people from saying this
0:53:22 kind of thing by getting someone to come
0:53:24 along and kill them all if they do that
0:53:27 that didn't happen for sure in part
0:53:30 because like who's supposed to do that
0:53:31 so there's no established church in the
0:53:34 Islamic world in the way that there is
0:53:35 in Christian Europe where there's no
0:53:37 Pope there's no Bishops right basically
0:53:40 what you've got is religious Scholars
0:53:42 and jurists and then secular
0:53:45 um you know princes and Warlords and I
0:53:48 just sort of what caused you that is at
0:53:50 this very time uh or perhaps later on
0:53:52 after our gazal who died in 11-11 of a
0:53:55 Common Era there was a thing called the
0:53:57 Inquisition that the Spanish Inquisition
0:53:58 but there was a uh other inquisitions uh
0:54:01 uh founded by the the Catholic church
0:54:03 but there was no apart from one brief
0:54:05 moment uh much earlier to do with the
0:54:08 metazolites or whatever
0:54:10 um where they enforce Orthodoxy on
0:54:12 everyone uh you know the creativeness of
0:54:14 the Quran and so on that seems to be an
0:54:16 exceptional episode in Islamic history
0:54:18 that there was no normally there was no
0:54:20 Inquisition kind of lurking keeping
0:54:23 everyone in check in fact there was
0:54:24 quite open discourse in contrast to the
0:54:27 situation in Catholic Europe yeah that's
0:54:30 right I mean I I think actually the the
0:54:33 failure of what you're calling what
0:54:34 you're referring to there from the 9th
0:54:36 century the mehna where they tried to
0:54:38 enforce the CR the belief in the um
0:54:40 creativeness of the Quran the fact that
0:54:42 that was a complete disaster Maybe
0:54:44 warned later
0:54:46 political leaders from trying the same
0:54:48 thing we shouldn't by the way
0:54:51 um sort of paint to Rosie a picture here
0:54:53 so for example if someone comes along
0:54:55 and tries to convert sunnis to Shiites
0:54:58 in them area that's controlled by sunnis
0:55:02 that could definitely get them in
0:55:04 trouble yeah yeah right but so this is
0:55:07 much more of a limited claim so the
0:55:09 point is that in general it doesn't seem
0:55:11 like
0:55:12 political defensive Orthodoxy was a
0:55:16 constraint on philosophical inquiry in
0:55:18 the Islamic world the way that it
0:55:20 actually was in the Latin Christian
0:55:21 World although even there probably
0:55:23 wasn't as
0:55:24 efficacious a form of mind control as
0:55:27 that they were hoping and is often
0:55:30 thought
0:55:31 um but in terms of like the the the uh
0:55:34 influence of ghazali on the the actual
0:55:36 debate
0:55:38 um he these are certainly a work that
0:55:40 continues to be read so for example
0:55:42 there's an episode from the early
0:55:44 ottoman period where two ottoman
0:55:46 Scholars were given were kind of like
0:55:48 invited to perform in a contest where
0:55:50 they judged whether hazale's arguments
0:55:53 against in Messina were good or not
0:55:57 right and the and the sultan gave a
0:55:59 prize to the person who gave the best
0:56:00 evaluation uh wonderful yeah and um I
0:56:04 think I think the guy wins a horse on a
0:56:06 robe or something like that
0:56:08 19th century or earlier this must be
0:56:11 something like that's a good question I
0:56:14 think it's something like 15th century
0:56:16 yeah very long time yeah it's fairly
0:56:21 early in the ottoman period right
0:56:23 um so uh so that's that's pretty cool
0:56:27 um also in the in the area where is
0:56:30 active which is Muslim Spain
0:56:32 uh you have quite a few discussions of
0:56:35 the attorney of the attorney of the
0:56:36 world and not just by admirusht and
0:56:38 something that I find interesting and
0:56:41 intriguing and kind of hard to explain
0:56:43 is that there seems to be an emerging
0:56:46 consensus in the
0:56:48 Islamic Spanish context where people say
0:56:53 actually the argument's foreign Against
0:56:57 The Eternity of the world are not really
0:57:01 um decisive yeah so you can argue so
0:57:06 maimonides in particular the great
0:57:08 Jewish philosopher who's originally from
0:57:11 Islamic Spain but then moves with his
0:57:13 family when he's young and winds up in
0:57:15 Cairo he uh he says well there's there's
0:57:18 Arguments for The Eternity of the world
0:57:20 and against the eternity of the world
0:57:21 but none of them actually prove anything
0:57:22 they're just kind of maybe rhetorically
0:57:25 convincing or dialectically convincing
0:57:27 so he says that the best strategy is to
0:57:31 sh is to prove that God exists on the
0:57:34 assumption that the universe is eternal
0:57:35 and on the assumption that it's not
0:57:37 Eternal and you can get the same result
0:57:40 either way
0:57:41 um
0:57:42 so basically you can use Aristotle's
0:57:45 argument for God assuming the world is
0:57:46 eternal or you can say more quickly that
0:57:49 if the universe was created and with the
0:57:51 first moment in time then God must have
0:57:53 created it and either way you get God so
0:57:55 it doesn't matter in a sense there's a
0:57:57 big scholarly controversy about what
0:57:59 maimonides view actually was about this
0:58:02 but like at least
0:58:05 superficially what he's saying is Well
0:58:07 it's hard to tell but it doesn't matter
0:58:09 because you can show that God exists
0:58:10 either way another
0:58:13 um Spanish Muslim philosopher named M2
0:58:15 file
0:58:16 in a really interesting work called
0:58:18 height in yakthan does the same thing so
0:58:21 he says well let's prove it with both
0:58:23 assumptions and this kind of what you
0:58:26 might call a kind of compromise View
0:58:28 or ironic view like well let's not try
0:58:31 to figure it out let's just show that
0:58:32 God would have to exist either way
0:58:34 that's something that then got
0:58:36 um kind of passed on to the Latin
0:58:38 tradition and Thomas Aquinas takes that
0:58:41 position as well so he says that they
0:58:43 argue yeah so he says that the arguments
0:58:45 for and against the eternity of the
0:58:47 world the rational arguments are not
0:58:49 decisive we know from the Bible that the
0:58:52 Universe was created with a first moment
0:58:53 in time because the Book of Genesis
0:58:58 philosophically you can't tell right
0:59:00 right so the only way to know would be
0:59:02 through Revelation yes yeah well
0:59:07 um
0:59:08 uh conclusion then Peter what are you
0:59:11 working on at the moment anything
0:59:13 um that we might expect to be published
0:59:15 soon um yeah actually
0:59:18 um so one thing it has a lot to do with
0:59:20 what we were talking about with the um
0:59:21 kind of response to ghazali so in the
0:59:24 12th and 13th centuries
0:59:26 so I've been running a project uh that's
0:59:29 funded by the German research Council
0:59:31 the DFG toy shows command shaft
0:59:35 um which is uh called The Heirs of
0:59:37 avasana Errors like h-e-i-r-s
0:59:41 so the sort of looking at the legacy of
0:59:44 the Messina and the 12th and 13th
0:59:46 centuries and we're producing a series
0:59:48 of source books which translate chunks
0:59:50 of arguments
0:59:51 on a whole range of different issues
0:59:53 including the eternity of the world
0:59:55 where I've Messina's views were debated
0:59:57 by philosophers kind of starting with
0:59:59 Chris Ali and then going on for the next
1:00:01 couple of hundred years
1:00:03 um I mean actually they keep debating it
1:00:05 for much more than 200 years but this is
1:00:06 the period we're looking at so we're
1:00:09 producing uh three volumes worth of um
1:00:13 of source books where where you're
1:00:16 translating lots of material from all
1:00:18 the different authors who are alive then
1:00:20 and basically trying to point out that
1:00:23 there's a kind of parallel development
1:00:25 to what we see in with Latin
1:00:26 scholasticism in Europe where there's
1:00:28 this massive argument Rich very
1:00:30 technical very interesting body of
1:00:33 philosophical literature which most
1:00:35 people don't know about and hopefully
1:00:36 will make it accessible with the Source
1:00:38 book so that's something that's coming
1:00:39 in German though no no in English or
1:00:43 English so the German
1:00:45 research council is sponsoring you to do
1:00:47 something in English no that's very
1:00:49 open-minded that's uh I didn't expect we
1:00:51 wouldn't do that Oxford and Cambridge we
1:00:53 wouldn't produce something and then do
1:00:54 it in Spanish or something we would it
1:00:57 would only be in English um I used to
1:00:59 write in Latin at Oxford yeah this is
1:01:01 true this is true uh yes past is a
1:01:04 better analogy well I think there's a um
1:01:06 I think there's a rule here at my
1:01:07 University that you can you can submit
1:01:09 your work in German English or Latin
1:01:13 really can hear church bells in the
1:01:15 background are these University Church
1:01:17 bells no that's just my local church
1:01:19 okay I think it was just some medieval
1:01:21 thing um well gosh in Latin as well even
1:01:24 today
1:01:25 um so well thank you very much indeed uh
1:01:27 Peter for your time your expertise your
1:01:30 erudition and your entertaining insights
1:01:32 uh it's fascinating so I actually do
1:01:34 recommend uh this incoherence to the
1:01:36 philosophers by Al gazali uh in this
1:01:38 translation particularly Michael uh
1:01:40 marmara I think it's the uh uh the
1:01:43 Bingham Young University press uh which
1:01:46 uh I was gonna say bizarrely but I think
1:01:48 they're the Mormon press uh um so but
1:01:51 nevertheless they are um a mainstream uh
1:01:54 Publishers and do a lot of these and you
1:01:56 can read more of uh IBN Cena although
1:01:58 he's known in the west as something
1:01:59 slightly different
1:02:00 um some of these points about the
1:02:02 eternity of the world and so on in his
1:02:03 metaphysics uh in that volume translated
1:02:06 by the same guy and published by the
1:02:08 same press so thank you again Peter for
1:02:12 your time really apprec thank you thanks
1:02:14 for having me on again until next time