100. How, then, can He not have in His power that which He gives, saying: “To thee will I give the keys of the kingdom of heaven”? S. Matt. xvi. 19. See the gulf between [the one and the other]. The servant opens, the Lord bestows; the One through Himself, the other through Christ; the minister receives the keys, the Lord appoints powers: the one is the right of a giver, the other the duty of a steward.