Except in the narrowest sense, the question, “What is the meaning of life?” is ludicrous. That is unless you can clearly define “life.” Is life biological? Social, spiritual, political? Is it all of these? None of these? You see? When we finally define life for ourselves, does our definition work for others? I say yes in the broadest sense. But ultimately, I have to say “no.” The more precisely we define life, the more uniquely it molds to our own...