Problems are not stop signs, they are guidelines.
Well done is better than well said.
What you do today can improve all your tomorrows.
Be gentle to all and stern with yourself.
By failing to prepare, you are preparing to fail.
If you're going through hell, keep going.
Quality is not an act, it is a habit.
I can, therefore I am.
The wise does at once what the fool does at last.
Expect problems and eat them for breakfast.
I had a lot of anger inside me and that came out at times that were not particularly advantageous to me career-wise.