Tractates on the Gospel of John

“Believers know the body of Christ, if they neglect not to be the body of Christ. Let them become the body of Christ, if they wish to live by the Spirit of Christ. None lives by the Spirit of Christ but the body of Christ.”

“Take away the word, and the water is neither more nor less than water. The word is added to the element, and there results the Sacrament, as if itself also a kind of visible word.”