14. By this, then, which the Lord hath explained, that He Himself is the door, let us find entrance to what He has set forth, but not explained. And indeed who it is that is the Shepherd, although He hath not told us in the lesson we have read to-day, yet in that which follows He very plainly tells us: “I am the good Shepherd.” And although He had not said so, whom else but Himself ought