There is an old story about the theologian, Karl Barth [pronounced "Bart" with a soft "t"], who was on a speaking tour of the United States. On college campuses all across this country, he was drawing huge crowds to hear his very complex answers to the questions of life.

When he was speaking at Princeton University, the great hall was packed with faculty, students, and visitors who came to hear Karl Barth speak. During the question and answer per…