Link to intellectual put downs, comebacks, barbs, and retorts?

Question

I once came across a link that compiled a list of put downs, comebacks, barbs, and retorts from classical authors and intellectuals. Anyone know where this can be found?

Answer 1

http://www.butlerwebs.com/jokes/insults....

http://www.jokesnjokes.net/funny.jokes.a...

http://www.ebaumsworld.com/jokes/read/82...

http://www.wikihow.com/Think-of-Quick-Wi...

http://www.webcrawler.com/webcrawler103/...

http://answers.yahoo.com/question/index?...

Have a pick. Love combacks, especially when they're wittily sarcastic ;]