You have to be willing to be uncomfortable to be a writer.

The key to artificial intelligence has always been the representation.

That's exhilarating if you're doing well, and very crushing if you're not. It leads, in the worst cases -- in the analysis of a sociologist like Emil Durkheim -- it leads to increased rates of suicide. There are more suicides in developed, individualistic countries than in any other part of the world. And some of the reason for that is that people take what happens to them extremely personally -- they own their success, but they also own their failure.

外交不是只关注问题，更重要的是寻找解决问题的机会和方法。

The laws of physics are the same in every corner of the universe.