If you think you can do it, you can.
It's always too early to quit.
Either you run the day or the day runs you.
To be a good loser is to learn how to win.
The wise does at once what the fool does at last.
Never complain and never explain.
Begin to be now what you will be hereafter.
The secret of getting ahead is getting started.
Be gentle to all and stern with yourself.
Know or listen to those who know.
That action is best which procures the greatest happiness for the greatest numbers.
Wisdom denotes the pursuing of the best ends by the best means.