Begin to be now what you will be hereafter.
Quality is not an act, it is a habit.
Be gentle to all and stern with yourself.
It's always too early to quit.
If you think you can do it, you can.
Either you run the day or the day runs you.
The most effective way to do it, is to do it.
I can, therefore I am.
Never complain and never explain.
Expect problems and eat them for breakfast.
Famous remarks are very seldom quoted correctly.