# #141 Stoicism: Everything You Need to (Actually) Know - John Sellars

An episode of [Within Reason](https://invisiblenetwork.ai/podcast/1458675168), 3 Feb 2026, 1 h 42 min.

Audio: https://traffic.megaphone.fm/APO2291354194.mp3

Get Huel today with this exclusive offer for New Customers of 15% OFF with code alexoconnor at https://huel.com/alexoconnor (Minimum $50 purchase). For early, ad-free access to videos, and to support the channel, subscribe to my Substack: https://www.alexoconnor.com. John Sellars is a Reader in philosophy at Royal Holloway, University of London, a visiting Research Fellow at King's College London and a Member of Wolfson College, Oxford. His books include Lessons in Stoicism, The Fourfold Remedy, Aristotle and his work has been translated into over a dozen languages. TIMESTAMPS (00:00) Tour (00:32) Did Socrates Found Stoicism? (08:03) The Three Eras of Stoicism (17:50) Stoic Logic (26:19) Empiricism: How the Stoics Got Knowledge (34:33) Materialism: Only Physical Things Exist (43:00) How Reason Fundamentally Animates the Universe (48:43) Did the Stoics Believe in God? (59:37) Do the Stoics Contradict Themselves? (01:08:17) Stoic Ethics (01:24:24) How Did the Stoics Deal With Evil? (01:36:32) Can You Choose Your Outcome If Everything Is Determined? CONNECT My Website: https://www.alexoconnor.com SOCIAL LINKS Twitter: http://www.twitter.com/cosmicskeptic Facebook: http://www.facebook.com/cosmicskeptic Instagram: http://www.instagram.com/cosmicskeptic TikTok: https://www.tiktok.com/@cosmicskeptic CONTACT Business email: contact@alexoconnor.com Brand enquiries: David@modernstoa.co

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