My wife and I went to see the movie Green Book and thoroughly enjoyed it. I highly recommend it. I won't bother recounting the story; that's easy to find on line. Instead I want to remark on a line in the movie. The white driver, Tony Lip, says to Dr. Don Shirley: I like what you did back there, Doc. You stood up for yourself. It’s like your friend the President says, “Ask not your country what you could do for...