One day, while Bitsy and I were living in Wichita, Kansas, I came home for lunch to find a round, black and charred spot on the kitchen floor. Of course, I knew what had happened. Bitsy was a smoker then and she had emptied a hot ash tray into the kitchen waste basket, caught it on fire and burned the floor but being a considerate husband I gave her an opportunity to explain by asking What happened? She calmly stated Would you believe spontaneous combustion? I replied, You dont even know w...