Know or listen to those who know.
Begin to be now what you will be hereafter.
The secret of getting ahead is getting started.
Either you run the day or the day runs you.
If you're going through hell, keep going.
Be gentle to all and stern with yourself.
To be a good loser is to learn how to win.
If you think you can do it, you can.
Always desire to learn something useful.
If you've got a talent, protect it.
Moderation is the inseparable companion of wisdom, but with it genius has not even a nodding acquaintance.
Doubt is the vestibule through which all must pass before they can enter into the temple of wisdom.