It's always too early to quit.
Either you run the day or the day runs you.
Never complain and never explain.
Do not weep do not wax indignant. Understand.
Be kind whenever possible. It is always possible.
Be gentle to all and stern with yourself.
Wherever you are - be all there.
To be a good loser is to learn how to win.
Always desire to learn something useful.
Expect problems and eat them for breakfast.
I won't say there aren't any Harvard graduates who have never asserted a superior attitude. But they have done so to our great embarrassment and in no way represent the Harvard I know.
If you think education is expensive, try ignorance.