I can, therefore I am.
Problems are not stop signs, they are guidelines.
If you're going through hell, keep going.
Quality is not an act, it is a habit.
To know oneself, one should assert oneself.
If you think you can do it, you can.
Either you run the day or the day runs you.
Never complain and never explain.
Expect problems and eat them for breakfast.
If you've got a talent, protect it.
It sounds cliche, but success is your friends, your family, what you do, and if you're happy when you wake up.