When you have some success， the feeling of being an imposter can be real. Who am I fooling？ But when you create things that only you — with your unique talents and experience — can do， then you are absolutely not an imposter. You are the ordained. It is your duty to work on things that only you can do.

我已经履行了我的职责。我证明了庞加莱猜想，我在数学上没有什么可做的了。

The best mathematics is timeless.

Every building is a response to its place.

晶体管是一个等待被发现的发现。

在自然界中，没有东西会消失，没有东西会被创造，一切都在转化。