Filter Results Refine these results by: Category: Philosophy General Philosophy Social Mind & Body Essays History & Surveys Eastern Taoist Buddhist Religious Metaphysics Political Epistemology Movements Individual Philosophers Ethics & Moral Philosophy Aesthetics Criticism Logic Free Will & Determinism Good & Evil Zen Reference Language Hindu Methodology Audio Length Less Than 1 Hour 1 to 3 Hours 3 to 6 Hours 6 to 10 Hours 10 to 20 Hours More than 20 Hours