One of the first books that made me thirst for God was, ironically, about His polar opposite. The book is Andrew Delbanco's The Death of Satan: How Americans Have Lost the Sense of Evil, The author describes the disastrous results of Americans rejecting the concept of evil. When Satan was alive and well, citizens practiced the Ten Commandments, atoned for their sins, and worried about eternal damnation. But today, inhabitants eschew the devil as an anachronism of days gone by. And what has been the result of the Death of Satan? More bloodshed than ever before in the history of...