Quality is never an accident; it is always the result of intelligent effort.
我不让消极情绪影响我，我让它激励我。
永远不要停止学习，因为土地和牲畜总会教会你新的东西。
我不想永远活着，但我确实想在我活着的时候好好生活。
I have often been asked how my plays come about. I cannot say. Nor can I ever explain to myself what they mean.
Man is not the creature of circumstances； circumstances are the creatures of men.