Every new planet we find is a step closer to answering the age-old question: Are we alone in the universe?
The personal is not private; it is political.
进化是一个漫长的过程。
Every program has (at least) two purposes: the one for which it was written, and another for which it wasn't.
The very reason I write is so that I might not sleepwalk through my entire life.
The beauty of physics lies in its ability to explain the complex with simple laws.
哪里有自由,哪里就是我的祖国。