These are the unavoidable laws of the natural universe...
1. Law of Mechanical Repair: After your hands become coated with grease your nose will begin to itch.
2. Law of the Workshop: Any tool, when dropped, will roll to the least accessible corner.
3. Law of probability: The probability of being watched is directly proportional to the stupidity of your act.
4. Law of the Telephone: When you dial a wrong number, you never get a busy signal.
5. Law of the Alibi: If you tell the boss you were late for work because you had a flat tire, the very next morning you will have a flat tire.
6. Variation Law: If you change lines (or traffic lanes), the one you were in will start to move faster than the one you are in now. (works every time).
7. Bath Theorem: When the body is fully immersed in water, the telephone rings.
8. Law of Close Encounters: The probability of meeting someone you know increases when you are with someone you don't want to be seen with.
9. Law of the Result: When you try to prove to someone that a machine won't work, it will.