P与NP问题是计算机科学中最重要的一个问题之一。
The patient must always be at the center of everything we do.
I don't care if you're black, white, straight, bisexual, gay, lesbian, short, tall, fat, skinny, rich or poor. If you're nice to me, I'll be nice to you. Simple as that.
我们要做海洋的守护者，而不是征服者。
Politics is not theory, but practice.
Innovation in coal technology is just as important as innovation in any other energy sector.