I don't know thw source of this, but I thought you might enjoy it.
Murphy's Lesser-Known Laws
1. Light travels faster than sound. This is why some people appear bright until you hear them speak.
2. He who laughs last, thinks slowest.
3. Those who live by the sword get shot by those who don't.
4. Nothing is foolproof to a sufficiently talented fool.
5. The 50-50-90 rule: Anytime you have a 50-50 chance of getting something right, there's a 90% probability you'll get it wrong.
6. The things that come to those who wait will be the things left by those who got there first.
7. The shin bone is a device for finding furniture in a dark room.
8. A fine is a tax for doing wrong. A tax is a fine for doing well.
9. When you go into court, you are putting yourself in the hands of 12 people who weren't smart enough to get out of jury duty.