Dr. Carl Meninger, well-known psychiatrist, wrote a book a few years ago entitled, Whatever Became of Sin. In it, he reported how a stern, plainly dressed man appeared on a busy corner of Chicago’s Loop. As people passed by, he would from time-to-time solemnly lift his arm and point to a passerby and say just one word; “Guilty!” Then without changing expression, he would drop his arm. After a few seconds, he would raise his arm again, and with an accusing finger pointing at another person, he would utter that one word indictment: “Guilty!”

The effect of this on the people on was extraordinary. Some stared, started to laugh, then stopped, hesitated, looked around with furtive glances, and hurried on with quickened step. One passerby turned to a companion and exclaimed, “But how did he know…