You can’t be afraid to take a loss. The people who are afraid to take a loss are the ones who get killed in this business.

The most important thing is to keep improving the models with better physics and more data.

The initial conditions of the universe are a profound mystery, and inflation offers a possible explanation for why the universe looks the way it does.

幸福通过美德获得；它是人通过自己的意志获得的美好。

All things are possible until they are proved impossible and even the impossible may only be so, as of now.

The Web as I envisaged it, we have not seen it yet. The future is still so much bigger than the past.

实现不可能的唯一方法就是相信它是可能的。