The rise of China poses a significant challenge to the liberal democratic order.
中国的崛起对自由民主秩序构成了重大挑战。
The major credit I think Jim and I deserve... is for selecting the right problem and sticking to it.
我认为我和吉姆值得称赞的主要原因是...选择了正确的问题并坚持研究它。
The opera is a beautiful and irrational world. One could spend a lifetime listening and still not understand everything.