experience has been tacitly assumed. It is the principle which animates all the biblical writers of both the Old and New Testaments. It is the source of power in the writings of an Augustine, a Clement, a Schleiermacher. All theology must be vitalized by experience before it can become a real force for the regeneration of men. But when we speak of making experience explicit in expounding the doctrines of Christianity, we are by no means adopting that as the sole criterion of truth. He would be a