One of the finest minds in our country belongs to a man named Charles Merrill. Charles' father founded a company called Merrill, Lynch, Pierce, a rather successful stock brokerage firm. With part of that vast wealth, Charles Merrill founded the Commonwealth School in Boston. The Commonwealth School has enjoyed a tremendous academic reputation. It has excelled in educating students from diverse backgrounds. On a cold, windy day Charles Merrill and a minister friend were walking to lunch, and he told the minister the secret of his success. He said, "I have a rule in my school that every grade must have at least one teacher who was himself or herself a C student in high school. How can someone who has only made A's and B's identify with, educate, and appreciate someone who has to struggle to …