It's always too early to quit.

Do not weep do not wax indignant. Understand.

To be a good loser is to learn how to win.

I can, therefore I am.

Always desire to learn something useful.

Know or listen to those who know.

The dog that trots about finds a bone.

What you do today can improve all your tomorrows.

The most effective way to do it, is to do it.