Normal people don’t have destinies. Of course, I never tell them that. When they come into my shop, I take their palms solemnly—after I take their payment, $25 cash or card—and stare into the blankness of their futures with undue reverence. Day after day, year after year, they come: the businessmen and the soccer moms, the mailroom clerks, dentists, and hairstylists of the world. The politicians and the theologians, too. The young an...