The Christian Idea of God: A Philosophical Foundation for Faith

Beyond Good and Evil

Religion and Creation

Thus Spoke Zarathustra

Sharing in the Divine Nature: A Personalist Metaphysics

Think: A Compelling Introduction to Philosophy

The Priority of Mind

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

The Development of Kant's View of Ethics

Philosophical Investigations: Edition 4

God: A Guide for the Perplexed

The Open Society and Its Enemies

God, Faith and the New Millennium: Christian Belief in an Age of Science

Either/Or: A Fragment of Life

Re-thinking Christianity

Pascal's Fire: Scientific Faith and Religious Understanding

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

Religion and Revelation: A Theology of Revelation in the World's Religions