AP calculus used to be the dullest class at school. Every advanced senior dreaded the course, some to the point of dropping it altogether. That all changed my senior year, when Mrs. Robinson retired, and the fresh, new teacher joined.The first day of school, he introduced himself as Mr. Fuller, and told us his first name was Cole, but, of course, never to call him that. He was dressed nicely. Well, nicer than teachers nor...