- When we first practice to deceive. -- Sir Walter Sco
- When in darkness or in doubt, Run in circles, scream and shout.
- The Fourth Law of Computing: On a slow day, you can wait forever.
- Sweer's Impossibility Theorem: Nothing can be both completely general and internally consistent at the same time.
- Swap read error, you lose your core image.
- Murphy's First Law: Nothing is as easy as it looks.
- Murphy's Second Law: Everything takes longer than you think.
- Murphy's Third Law: Anything that can go wrong will go wrong, and at the worst possible time.
- Murphy's Fourth Law: If there is a possibility of several things going wrong, the one that will cause the most damage will be the one to go wrong.
- Murphy's Fifth Law: If anything just cannot go wrong, it will anyway.
