Sidney responding to being called a fool:
Always have been. A fool who believes that death is waste and love is sweet and that the earth turns and men change every day and that rivers run and that people want to be better than they are and that flowers smell good and that I hurt terribly today, and that hurt is desperation and desperation is—energy and energy can move things.
The Sign in Sidney Brustein's Window (1965), act 3, sc. 2