That isn't strictly true. Christianity has a concept of what should be dealt by God and what should be dealt with by man. The very term "Religion" is a Christia

That isn't strictly true. Christianity has a concept of what should be dealt by God and what should be dealt with by man. The very term "Religion" is a Christian one as before that generally the state, religion, your life etc were all bound up as one. It wasn't until the Roman Empire did anyone even consider that these were separate.