Windshield Wiper Lesson from A Child One rainy afternoon I was driving along one of the main streets of town, taking those extra precautions necessary when the roads are wet and slick. Suddenly, my son Matthew spoke up from his relaxed position in the front seat. "Mom, I'm thinking of something." This announcement usually meant he had been pondering some fact for a while and was now ready to expound all that his seven-year-old mind had discovered. I was eager to hear. "What are you thinking?"...