The rise of China and the resurgence of Russia have challenged the idea that liberal democracy is the only viable form of government.

The first fruit of this imagination - and the first lesson of the social science that embodies it - is the idea that the individual can understand his own experience and gauge his own fate only by locating himself within his period, that he can know his own chances in life only by becoming aware of those of all individuals in his circumstances.

The energy sector is not just about drilling and pipelines; it's about powering the world responsibly.

长城汽车的目标是成为全球SUV领导者。

L-函数的算术是解开数论秘密的关键。

Science cannot solve the ultimate mystery of nature. And that is because, in the last analysis, we ourselves are part of nature and therefore part of the mystery that we are trying to solve.

Innovation is not just about creating new drugs, but about transforming lives.

Redemption is a long road with no end in sight.

"Time is the thing that keeps everything from happening at once."