"What indeed has Athens to do with Jerusalem? What concord is there between the Academy and the church?" (Tertullian, 3rd century). Such skepticism about the place of philosophy in the life of Christians persists down through the ages. As a student, author Steve Wilkens had deep reservations about studying the works of "pagans" or even "questionable Christians." Now a teacher at a Christian university, Wilkens has developed a deep appreciation...