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Does St. Anselm’s Ontological Argument prove the existence of God?
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Selected thesis
St. Anselm's Ontological Argument proves that God exists.
Pros
Cons
Pro claim 1
God is the greatest conceivable being, and thus must exist.
Pro claim 2
A being that exists is greater than a being that doesn't exist, so the greatest conceivable being must exist.
Con claim 1
St. Anselm's argument could also prove the existence of the greatest conceivable mythical beings such as dragons.
Con claim 2
What human beings are capable of conceiving has no bearing on what actually exists.