would appear to be the “ontological proof” devised by Anselm, and revived by Descartes. According to this proof, the mere concept of such an entity allows us to infer its existence. Most philosophers and theologians reject this proof: for example, it is explicitly rejected by Cardinal Mercier in his Manual of Scholastic Philosophy.
Any proof which commences with the consideration of the character of the actual world cannot rise above the actuality of this world. It can only discover all the factors disclosed in the world as experienced. In other words, it may discover an immanent God, but not a God wholly transcendent. The difficulty can be put in this way: by considering the world we can find all the factors required by the total metaphysical situation; but we cannot discover anything not included in this totality of actual fact, and yet explanatory of it.
Christianity has not adopted any one of these clear alternatives. It has been true to
