Have you ever noticed how people differ? Some people can focus on only one thing at a time. Others are not happy unless they have several projects going at the same time. Then there are some people who are so focused it's scary. I chuckled when I read Lawrence A. Keating's description of something that happened during the 1946 Oklahoma-Army football game.

Oklahoma coach Jim Tatum paced the sidelines frantically as the Army team took a 21-7 lead over his Sooners. Nearby sat punter Charlie Sarratt, his sprained ankle submerged in a bucket of ice water. As the intensity of the game dried his throat, Tatum reached down, took Sarratt's foot out of the ice water and took a swig of the water Sarratt's foot had been soaking in. Then he gently replaced the foot in the pail and resumed pacing, with…