4. He was not promoted because he watched the clock.
5. He was not promoted because his excuse was always, "I forgot."
6. He was not promoted because he learned nothing from his mistakes.
7. He was not promoted because he was always grumbling.
8. He was not promoted because he was content to be a second-rate man.
9. He was not promoted because he ruined his ability by half-doing things.
10. He was not promoted because he did not learn to act on his own judgment.
11. One to-day is worth two to-morrows.
12. Experience is an expensive teacher.
13. Be not simply good—be good for something.