"It is not what happens to you, but how you react to it that matters."

"What, then, is the fruit of these doctrines? It is the same as that of a vine: leaves, then a blossom, then a ripe cluster. So here, first an appearance, then an impulse, then an act. And the fruit is…"

"He who is not a good servant will not be a good master."

"If you are struck by the appearance of any promised pleasure, guard yourself against being carried away by it; but let this thought wait for you, 'How long will it last, and then how much remorse and …"

"As long as you are a human being, you are a member of a great whole, and you have a part to play. If you play it badly, you will be hissed off the stage; if well, applauded."