... concepts, to the existence of a supremecause. The first proof is the physico-theological, the second the cosmological, the third the ontological. There are, and there can be, no others.9 The distinction ... Normally,perhaps, each of the factors is necessary, given the others and the world being in other ways the same, for the occurrence of E—that is,without any one of them, the world otherwise remaining the same, ... matters involved in the argu-ment of the first edition of The Existence of God have changed,I remain convinced of the correctness of its general approach to the topic, and of its resulting conclusion....