Great short stories and great jokes have a lot in common. Both depend on what communication-theorists sometimes called "exformation," which is a certain quantity of vital information removed from but evoked by a communication in such a way as to cause a kind of explosion of associative connections within the recipient.
David Foster WallaceMolly Notkin often confides on the phone to Joelle van Dyne about the one tormented love of Nokin's life thus far, an erotically circumscribed G.W. Pabst scholar at New York University tortured by the neurotic compulsion that there are only a finite number of erections possible in the world at any one time and that his tumescence means e.g. the detumescence of some perhaps more deserving or tortured Third World sorghum farmer.
David Foster WallacePerhaps this is what it means to go mad: to be emptied and to be aware of the emptiness.
David Foster Wallace