  A striking feature of these developments is that the ideas about the object of worship which seem to have most directly led its devotees to explicit affirmations of monotheism—universal sovereignty, omnipotence, and a demand for total devotion—are precisely those underlying the three most powerful philosophical arguments for God’s unicity. We will discuss these shortly. But before doing so let us examine two historically important attempts to show that there can’t be two gods because nothing could distinguish them—an argument from God’s simplicity and another from his perfection.