Also known as the Argument from Motion, Aquinas's First Way aims to demonstrate God's existence. But does it succeed? Buckle up for some juicy philosophy, a (bad) Trump impression, and exciting Patreon news. NOTE (ADDED 3/21/26): This video represented my views at the time of recording. Some of my views have changed since then, but I'm leaving the video up because it contains lots of helpful information, and also shows my thinking at the time. Patreon link: https://www.patreon.com/majestyofreason SLIDE CORRECTION: It's q2a3 :) Outline 0:00 Introduction 0:19 Video outline 1:30 Summa Theologiae I q2a3 3:51 Per accidens vs per se 6:54 Informal statement of the argument 10:35 Substantive metaphysical assumptions 12:12 Eternalism contra First Way 25:07 Validity and related issues 31:14 Formalizing the argument 36:15 Per se linked with per accidens 43:38 From unactualized to purely actual? 1:02:01 Non-sequiturs 1:03:38 Gap problem 1:16:07 Free will contra the First Way 1:23:46 Moorean defeaters 1:29:50 Updated video plans 1:30:18 Patreon and patron benefits Moorean Defeaters Resources (1) https://www.youtube.com/watch?v=YTsSW7UeZpY (2) https://www.youtube.com/watch?v=3hCRGwNtW80 (3) https://www.youtube.com/watch?v=MK46WgOxF1k (4) https://www.youtube.com/watch?v=OPuE_Jlyogk (5) https://www.youtube.com/watch?v=X_lqqWSNtLs (6) https://www.youtube.com/watch?v=rX6di0Au5Kg (7) https://docs.google.com/document/d/1U5RnORtOMsd6vPpzj_eaSVDGa0YvC16MdnJAH2jZTgQ/edit (8) https://www.youtube.com/watch?v=pcZFfaqQKj4 (9) https://majestyofreason.wordpress.com/2020/04/01/a-plethora-problems-reconsidered-discussing-classical-theism/ (10) https://www.youtube.com/watch?v=watXa8KXJIE&list=PLxRhaLyXxXkaOkBgQVpNOKmJt3JMzMT4S (11a) https://majestyofreason.wordpress.com/2020/09/05/a-simple-confessional-argument-against-classical-theism/ (11b) https://majestyofreason.wordpress.com/2020/09/09/a-simple-confessional-argument-once-again/ And, of course, the usual resources... :) My book: https://www.amazon.com/Majesty-Reason-Critical-Thinking-Philosophy-ebook/dp/B086G7KS52 My website: https://majestyofreason.wordpress.com/