It's always too early to quit.
By failing to prepare, you are preparing to fail.
Problems are not stop signs, they are guidelines.
If you've got a talent, protect it.
Know or listen to those who know.
What you do today can improve all your tomorrows.
The dog that trots about finds a bone.
To know oneself, one should assert oneself.
Be kind whenever possible. It is always possible.
Well done is better than well said.
The injury that we do to a man must be such that we need not fear his vengeance.