Once upon a time, Groucho Marx hosted the popular game show, “You Bet Your Life.” At the start of the show, a “secret word” was revealed to the studio audience. If a contestant said the word during the course of the show, a reward would descend from the rafters (a one hundred dollar bill). Whether we know it or not, we are all, Christians and non-Christians alike, contestants in the spiritual equivalent of “You Bet Your Life.” If we bet wisely, our reward is eternal life. But if we bet foolishly, we condemn ourselves to eternal damnation. That brings to...