It's always too early to quit.
To be a good loser is to learn how to win.
The wise does at once what the fool does at last.
Go for it now. The future is promised to no one.
By failing to prepare, you are preparing to fail.
The dog that trots about finds a bone.
I can, therefore I am.
Wherever you are - be all there.
Be kind whenever possible. It is always possible.
Know or listen to those who know.
My reputation is too important to put it aside for purposes of some friendship. We have a job to do.