“Dear Mr. Kopechne, assert yourself in the interests of the good name of your daughter. Get yourself a good lawyer and sue that no good son of a bitch, Edward M. Kennedy, for everything he’s got,” Ali wrote. “There were no mitigating circumstances. His TV speech was written for him by a dozen lawyers and speechmakers, and was not his own. The cheap two-bit hypocrite! Sincerely, Muhammad Ali Cassius Clay.”