""And, behold, I, even I, do bring a flood of waters upon the earth, to destroy all flesh, wherein is the breath of life, from under heaven; and every thing that is in the earth shall die."" The biblical story of the flood crystalizes--in its terrifying, dramatic simplicity--the universally recognized concept of divine punishment. For millennia human civilizations have relied on such beliefs to create moral order. People who commit crimes or other bad deeds, we are told, will suffer retribution, while rewards--abstract or material--await those who do good. This simple but powerful idea has lon