Think! Demographers estimate that at least half of all the human beings ever born are alive now, in this century. What a moment for the human soul! Characteristics drawn from the genetic pool have, in statistical probability, reconstituted all the best and all the worst of human life. It's all around us. Buddha and Lao-tse must be walking the earth somewhere. And Tiberius and Nero. Everything horrible, everything sublime, and things not imagined yet.