Stephen Law discusses the ontological argument.
… Read the restAnselm’s argument simple and elegant. He begins by characterizing God as a being greater than which cannot be conceived. That God, if he exists, is such a being seems clear. If you conceive of a being, yet can also conceive of a still greater being, then the being you first thought of cannot be God. Armed with this concept of God, we can now argue for God’s existence as follows. We can at least conceive of such a being. That there exists a being greater than which cannot be conceived is at least a hypothesis we can entertain. But, adds Anselm, as it is greater to exist in reality than merely in our