"La única manera de librarse de la tentación es caer en ella."

I have never been able to write a happy play. I can't. I can write a funny play, but I can't write a happy play.

科学无国界，因为知识属于人类，是照亮世界的火炬。

People who cannot find time for recreation are obliged sooner or later to find time for illness.

Memory is not a fixed entity but a reconstructive process influenced by context and experience.

我认为对生活有幽默感很重要。