Over at 3 Quarks Daily, Gerald Dworkin has put together a wonderful collection. Great fun!
Here's a geeky put-down:
He is a quantum philosopher. I can’t understand him and his position at the same time.
-- S, Morgenbesser
Here are a couple of other quotes:
Philosophy is the cure for which there is no adequate disease.
-- Jerry Fodor
Metaphysics is almost always an attempt to prove the incredible by an appeal to the unintelligible.