The man with the real sense of humor is the man who can put himself in the spectator's place and laugh at his own misfortunes.
Bert Williams, The comic side of trouble, January 1918, American Magazine 85, 33-34, 58-60. Quoted in From traveling show to vaudeville: theatrical spectacle in America, 1830-1910, 2003, Robert M. Lewis, JHU Press, ISBN 0801870879.