If you want to be respected, start by respecting yourself. - Epictetus

People feel disturbed not by things, but by the views they take of them.

When did anger, however, ever teach someone to play music or pilot a ship?

Let whatever appears to be the best be to you an inviolable law. And if any instance of pain or pleasure, glory or disgrace, be set before you, remember that now is the combat, now the Olympiad comes on, nor can it be put off; and that by one failure and defeat honor may be lost or — won.