The real question is not whether climate is changing, but how fast and how much we can adapt.
The interplay between local and global phenomena is a recurring theme in number theory.
The concept of nondeterminism in computation is one of the most important ideas in computer science.
非确定性计算的概念是计算机科学中最重要的思想之一。
我没时间在意谁不喜欢我，忙着爱那些爱我的人都来不及了。