It is well for a man when he has learned to endure what he cannot change, and to give up with dignity what he cannot retain.
Friedrich SchillerRegarded in isolation, an idea may be quite insignificant, and venturesome in the extreme, but it may acquire importance from an idea which follows it; perhaps, in a certain collocation with other ideas, which may seem equally absurd, it may be capable of furnishing a very serviceable link.
Friedrich Schiller