If you think you can do it, you can.
To be a good loser is to learn how to win.
Do not weep do not wax indignant. Understand.
It's always too early to quit.
Begin to be now what you will be hereafter.
Expect problems and eat them for breakfast.
What you do today can improve all your tomorrows.
Things do not happen. Things are made to happen.
I can, therefore I am.
After a storm comes a calm.
One reason the human race has such a low opinion of itself is that it gets so much of its wisdom from writers.