Amos Alonzo Stagg was one of the great football coaches of all time in sports history. As a coach he constantly tried to keep his substitutes prepared and ready on the bench. He had the habit of prompting alertness by suddenly popping questions at them while the game was underway.

One afternoon he turned to a fourth-string player who hadn't seen a single minute of the game during all the season. Stagg barked, "You, Cartmell! What would you do if we had possession of the ball with one minute to play, the score tied, and we had only four yards to go for a touchdown."

"Well, Coach," the young man stammered, "I probably would slide down to the end of the bench so I could see better."

Paul was a lot like Coach Stagg. He always tried to keep his listeners and readers alert, ready to play the …