Peter Kreeft is the author of over forty books, including the first two books in the trilogy of which Einstein is the third: The Sea Within: Waves and the Meaning of All Things and I Surf, Therefore I Am: A Philosophy of Surfing, both from St. Augustine’s Press. Also available from St. Augustine’s Press by Peter Kreeft: Socratic Logic: A Logic Text Using Socratic Method, Platonic Questions, and Aristotelian Principles (3rd revised edition), and the first two parts of the Jesus trilogy: The Philosophy of Jesus and Jesus-Shock.