Wisdom of the Heart: The Good, the True, and the Beautiful at the Center of Us All

Ethics: A History of Moral Thought

Between Heaven and Hell: A Dialog Somewhere Beyond Death with John F. Kennedy, C. S. Lewis Aldous Huxley

Before I Go: Letters to Our Children About What Really Matters

Forty Reasons I Am a Catholic

Faith and Reason: The Philosophy of Religion

Handbook of Christian Apologetics: Hundreds of Answers to Crucial Questions