“The downside is that by recognizing our total dependence on powers beyond ourselves, we can be filled with an overwhelming sense of religious obligation and guilt at not fulfilling it. One way out of this sense of inadequacy is to become an atheist. If everything happens automatically and unconsciously, if there is no purpose or providence in the world, then there is nothing to feel grateful for. But this liberation comes at a high price. Being ungrateful is often accompanied by unhappiness.”