"The serve is the most important shot in tennis."
发球是网球中最重要的一击。
I'm not a person who thinks that everything happens for a reason, but I do believe that if you work hard and stay true to yourself, good things will come.
Success is not about the money, it's about the journey.
我们这个时代最重要的政治挑战是创建强大、有效和负责任的国家。
We believe in a diversified energy future where multiple sources work together to meet global demand.
无论生活多么困难，总有一些事情你可以做并且成功。
每一滴石油都应该被高效和负责任地使用。
Mathematics knows no races or geographic boundaries; for mathematics, the cultural world is one country.
I never saw a wild thing sorry for itself. A small bird will drop frozen dead from a bough without ever having felt sorry for itself.