Research has shown that laughing for two minutes is just as healthy as a 20 minute jog. So now I'm sitting in the park laughing at all the joggers.
A stupid person laughs three times at a joke; once when everyone else is laughing, a second time when he actually gets the joke, and a third time when he realizes he was laughing without getting the joke at first.
Actual meanings of various terms:
TEAM WORK: Having somebody else you can blame it on.
HARDWARE: The part of a computer you can kick when there are software problems.
IMPATIENT: Somebody who is waiting in a hurry.
INFLATION: Paying today's prices with last year's salary.