If you're going through hell, keep going.
Do not weep do not wax indignant. Understand.
It's always too early to quit.
Never complain and never explain.
Things do not happen. Things are made to happen.
Problems are not stop signs, they are guidelines.
Be kind whenever possible. It is always possible.
Expect problems and eat them for breakfast.
Without hard work, nothing grows but weeds.
Know or listen to those who know.
If 50 percent of your career is not filled with failure, you're not really successful.