Ancient Greek Skepticism: Arguing for the Impossibility of Knowledge by Leonard Peikoff, pt 23 of 50
51:26
Neoplatonism and the Transition to Christianity by Leonard Peikoff, part 24 of 50
47:41
Objectivism on Certainty and the Error of Cartesian Doubt by Leonard Peikoff, part 50 of 50
39:06
Continental Rationalism: The Philosophy of Gottfried Wilhelm Leibniz by Leonard Peikoff, pt 36 of 50
29:54
Aristotle’s Psychology: The Nature of the Soul, Sense Perception and Thought by Leonard Peikoff18/50
28:28
Russell's Paradox - a simple explanation of a profound problem
35:39
The Dark Ages, Medieval Scholasticism and the Rediscovery of Aristotle by Leonard Peikoff, pt. 27/50
41:50
Dr. Darren Staloff, Kant's Copernican Revolution
1:04:38