partly because polytheism is not likely to be a live issue for most of my readers, and partly because those who believed in many gods very seldom, in fact, regarded their gods as creators of the universe and as self-existent. The gods of Greece were not really supernatural in the strict sense which I am giving to the word. They were products of the total system of things and included within it. This introduces an important distinction. The difference between Naturalism and Supernaturalism is not