Literature is made upon any occasion that a challenge is put to the legal apparatus by conscience in touch with humanity.
A joke is not a thing but a process, a trick you play on the listener's mind. You start him off toward a plausible goal, and then by a sudden twist you land him nowhere at all or just where he didn't expect to go.
Of course I'm a publicity hound. Aren't all crusaders? How can you accomplish anything unless people know what you are trying to do?