Doonesbury by Garry Trudeau for March 15, 1971
Mark: Hello, Mr. President! President: Why, hello Mark. Mark: Sir, I hear the Trustees are meeting today to discuss your statement... President: That's right. I'm not worried though. They said they'd back me through anything! Mark: Do you really believe that? President: Why, sure! They'll support me all the way. Mark: Happy Ides of March.