Gorgias
34:07
Polybius and Lucian
39:37
Descartes
53:14
Machiavelli: A Very Short Introduction | Quentin Skinner | Talks at Google
39:32
Hobbes
21:41
Soren Kierkegaard: Sea of Faith (BBC) excerpt
3:25:35
Gorgias - The Socratic Dialogue by Plato
48:31
Plato's Symposium: The Dialectic of Reason, Love, and Wisdom
4:16:05