我从未能写出一部快乐的戏剧。我不能。我可以写一部有趣的戏剧，但不是一部快乐的戏剧。
I have never been able to write a happy play. I can't. I can write a funny play, but not a happy play.
"The only real voyage of discovery consists not in seeking new landscapes, but in having new eyes."
Curiosity and persistence are the driving forces behind scientific breakthroughs.
提高的唯一方法就是挑战最好的对手。
Success is not final, failure is not fatal: it is the courage to continue that counts.
FRUGALITY. Make no expense but to do good to others or yourself; i.e., waste nothing.