Well here are a few to :) at.
"Consultants have credibility because they aren't dumb enough
to work at your company." -Scott Adams
"A man had a dog called Minton. One day Minton ate two shut-
tlecocks. When the owner found out he said bad Minton!"
If you don't get this one then try reading it out loud - it took me two goes.
"I love being married... I was single for a long time and I
just got sick of finishing my own sentences." --Brian Kiley
"The optimist proclaims that we live in the best of all
possible worlds; and the pessimist fears this is true."
--James Branch Cabell