Among the internal logical difficulties of relativism is the fact that if religions, and our thoughts about them, are culturally conditioned phenomena, then our formulations of relativism are themselves culturally conditioned. (religion-online.org)
Many thinkers — Gaunilo, St. Thomas, Caterus, Kant, Russell — have pointed to certain logical difficulties with Anselm's demonstration. (firstthings.com)
He finds in contrast that the remaining alternatives get into logical difficulties at one point or another, usually because they are ill equipped to handle some of the positive elements that have been a part of man's thinking about God. (religion-online.org)