Be gentle to all and stern with yourself.
To know oneself, one should assert oneself.
Never complain and never explain.
It's always too early to quit.
Well done is better than well said.
Expect problems and eat them for breakfast.
Things do not happen. Things are made to happen.
Only the educated are free.
If you can dream it, you can do it.
Always desire to learn something useful.
Rounding to the nearest cent is sufficiently accurate for practical purposes.