悔恨自己的错误，而且力求不再重蹈覆辙，这才是真正的悔悟。

Success comes from taking calculated risks, not reckless ones.

I have to be alone very often. I'd be quite happy if I spent from Saturday night until Monday morning alone in my apartment. That is how I refuel.

In science, the credit goes to the man who convinces the world, not to the man to whom the idea first occurs.

写作是一种理解世界和我在其中位置的方式。

最终，自然界将决定弦理论是否是对宇宙的正确描述。