Intellectual jokes

Tyler Cowen at Marginal Revolution picks up on a Reddit thread that asks “What’s the most intellectual joke you know?” I’ve always been fond of this one:

Q: What does the “B” in Benoit B. Mandelbrot stand for?
A: Benoit B. Mandelbrot.

And this one:

Knock knock.
Who’s there?
Knock knock.
Who’s there?
Knock knock.
Who’s there?
Knock knock.
Who’s there?
Knock knock.
Who’s there?
Knock knock.
Who’s there?
Phillip Glass

Two of the current favorites in the Reddit thread are:

Jean-Paul Sartre is sitting at a French cafe, revising his draft of Being and Nothingness. He says to the waitress, “I’d like a cup of coffee, please, with no cream.” The waitress replies, “I’m sorry, Monsieur, but we’re out of cream. How about with no milk?”

And:

It’s hard to explain puns to kleptomaniacs because they always take things literally.

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