The Saviour Himself is the door of the sheepfold: 'I am the door of the sheep.' Into this fold of Jesus Christ, no man may enter unless he be led by the Sovereign Pontiff; and only if they be united… — Pope John XXII Copy Share Image
It is absolutely necessary that the Christian community be subject in all things to the Sovereign Pontiff if it wishes to be a part of the divinely-established society founded by our Redeemer. — Pope Pius XII Copy Share Image