Purity of Heart Is to Will One Thing: Spiritual preparation for the office of confession

Father in heaven! What is a man without Thee! What is all that he knows, vast accumulation though it be, but a chipped fragment if he does not know Thee! What is all his striving, could it even encompass a world, but a half-finished work if he does not know Thee: Thee the One, who art one thing and who art all!