The similarities between Santa and System Admins:

1. Santa is bearded, corpulent, and dresses funny.
2. When you ask Santa for something, the odds of receiving what you wanted are infinitesimal.
3. Santa seldom answers your mail.
4. When you ask Santa where he gets all the stuff he's got, he says, "Elves make it for me."
5. Santa doesn't care about your deadlines.
6. Your parents ascribed supernatural powers to Santa, but did all the work themselves.
7. Nobody knows who Santa has to answer to for his actions.
8. Santa laughs entirely too much.
9. Santa thinks nothing of breaking into your $HOME.
10. Only a lunatic says bad things about Santa in his presence.