The world is full of people who will tell you what you can't do. You don't need them. You already know what you can't do. What you need is someone to tell you what you can.

The only limit to our realization of tomorrow is our doubts of today.

数学的美在于它能够将复杂的思想简化为优雅的结构。

Short-term gains should never compromise long-term sustainability.

对黑洞的研究将我们带到了理解的边缘，在那里已知的物理定律失效，新的理论必须出现。

我一直喜欢不被注意的感觉。