Discourse on Metaphysics, On the Ultimate Origin of Things and Other Principal Essays

Meditations: Penguin Classics

Discourse on Metaphysics (Unabridged): optional

Aristotle's Children: How Christian, Muslims and Jews Rediscovered Ancient Wisdom and Illuminated the Dark Ages

Discourse on Metaphysics - Unabridged

Thus Spoke Zarathustra

Letters from a Stoic: Penguin Classics

Reason and Rationality

Discourses and Selected Writings

The Dictionary of Obscure Sorrows

Divinity School Address

The Virtue of Selfishness: A New Concept of Egoism

The World as I See It

On the Shortness of Life

The Archaeology of Knowledge: And the Discourse on Language

The Doors of Perception

Civil Disobedience: And Other Essays

The Book of Delights

Philosophy: Who Needs It

How to Be a Stoic: Using Ancient Philosophy to Live a Modern Life