It's always too early to quit.
Never complain and never explain.
Quality is not an act, it is a habit.
Well done is better than well said.
If you've got a talent, protect it.
I can, therefore I am.
If you think you can do it, you can.
Know or listen to those who know.
Expect problems and eat them for breakfast.
By failing to prepare, you are preparing to fail.