In 120 BC, Rabbi Joshua ben Perachiah said, “Judge each person with the scales weighted in their favor.” The phrase ought to sound familiar to the average person because it is striking in its similarity to the words of Jesus: “Do not judge, or you too will be judged. For in the same way you judge others, you will be judged, and with the measure you use, it will be measured to you.” The reason for the similarity between the two is simple. Ancient rabbis often taught through citing and commenting on the teachings of the rabbis that came before them. Much of the teachings of Jesus are expansions...