“Real, sensational existence is that which is not dependent on my own mental spontaneity or activity … But God is not seen, is not heard, not perceived by the senses. He does not exist for me, if I do not exist for him; if I do not believe in God, there is no God for me. … Thus he exists only in so far as he is felt, … His existence therefore is a real one, yet at the same time not a real one - a spiritual existence says the theologian. But spiritual existence is only an existence in thought, in feeling, in belief; … he is a sensational existence, to which however all the conditions of sensational existence are wanting: … at once sensational and not sensational[.]”