It's always too early to quit.
The wise does at once what the fool does at last.
The secret of getting ahead is getting started.
Problems are not stop signs, they are guidelines.
Either you run the day or the day runs you.
If you're going through hell, keep going.
I can, therefore I am.
Expect problems and eat them for breakfast.
What you do today can improve all your tomorrows.
If you've got a talent, protect it.
Ethical religion can be real only to those who are engaged in ceaseless efforts at moral improvement. By moving upward we acquire faith in an upward movement, without limit.
The office of the public teacher is an unenviable and thankless one.