You think you're an artist; prove it
Shakespeare - The nearest thing in incarnation to the eye of God.
Don't waste your time striving for perfection; instead, strive for excellence - doing your best.
The office of drama is to exercise, possibly to exhaust, human emotions. The purpose of comedy is to tickle those emotions into an expression of light relief; of tragedy, to wound them and bring the relief of tears. Disgust and terror are the other points of the compass.
The humility to prepare and the self-confidence to bring it off.
My stage successes have provided me with the greatest moments outside myself, my film successes the best moments, professionally, within myself.