There are ten important questions everyone should ask; and the answers to these questions, which lead to ultimate truth, are a matter of reason, not of faith.

Well-known Catholic philosopher and writer Peter Kreeft tackles each of these questions in a logical step-by-step way, like climbing the rungs of a ladder. Because questions are best answered by dialogue, Kreeft answers these fundamental questions in an imaginary conversation between two very different people who meet at the beach.

Kreeft's characters begin at the beginning, at the bottom of the ladder, which is the passion for...