A tart temper never mellows with age and a sharp tongue is the only edged tool that grows keener with constant use.
Men are like steel. When they lose their temper they lose their worth.
Education is the ability to listen to almost anything without losing your temper or your self-confidence.
Never do anything when you are in a temper for you will do everything wrong.
One should not lose one's temper unless one is certain of getting more and more angry to the end.