The Five Gospels Parallels , John W. Marshall, University of Toronto. For if no one is a good shepherd but he that entereth by the door, and He Himself is preeminently the good Shepherd, and also Himself the door, I can understand it only in this way, that He entereth in by Himself to His sheep, and calleth them to follow Him, and they, going in and out, find pasture, which is to say, eternal life. From the Geneva Notes . The distinguishing mark of the Christian Church throughout all the world, is that it has only one head, that is Christ, the only keeper, and only shepherd of it. From Matthew Henry's Commentary .
Bad principles are the root of bad practices.
From Wesley's Notes . The wolf - signifies any enemy who, by force or fraud, attacks the Christian's faith, liberty, or life. From this mutual knowledge Jesus rises to another and loftier reciprocity of knowledge. From The People's New Testament , B.W. Johnson, 1891. All others are thieves and robbers.