http://www.bnet.com/blog/ceo/20-business-truisms-that-can-change-your-life/6222?promo=713&tag=nl.e713

1. If you don’t know, say so. If you don’t know what you’re talking about, stop talking.
2. Whether negotiation is strong or weak depends entirely on your goals.
3. Don’t jump ship before you hit the iceberg.
4. Anger is never about what you think you’re angry about.
5. Confidence comes from success, knowledge comes from failure.
6. A**hole is a subjective noun.
7. If you’re miserable, quit and do something else. If you’re still miserable, it’s you.
8. Success is based on current behavior, not past performance.
9. If you protect your domain or CYA, that’s all you’ll accomplish.
10. Thin-skinned people are actually thick-headed.
11. People won’t perform for those they don’t respect.
12. If you’re not passionate about what you’re doing, you won’t be successful at it.
13. When you have problems with others, look inside yourself for answers.
14. The workplace is about business, not you.
15. Conflict is healthy; anger is not. Get some help for that.
16. No matter how smart you are, wisdom only comes from experience.
17. Whine and complain all you want; nobody gives a crap.
18. You can BS others but you really can’t BS yourself.
19. The boss isn’t always right, but she’s still the boss.
20. The customer isn’t always right, but he’s still the customer.