Descartes: Selected Philosophical Writings

Beyond Good and Evil

The Passions of the Soul and Other Late Philosophical Writings

Thus Spoke Zarathustra

Discourse on Method and Meditations on First Philosophy

Think: A Compelling Introduction to Philosophy

The Faith: What Christians Believe, Why They Believe It, and Why It Matters

Discourse on Method

Philosophical Investigations: Edition 4

The Open Society and Its Enemies

The Principles of Philosophy

Either/Or: A Fragment of Life

Meditations On The First Philosophy

The Geometry of René Descartes: with a Facsimile of the First Edition

How to Live a Good Life: A Guide to Choosing Your Personal Philosophy

Meditations and Other Metaphysical Writings