要么忙着活,要么忙着死,人只有两种选择。
Genetics is the archaeology of the living.
The core of the energy revolution is cleanliness and efficiency, and the coal industry must actively adapt to this trend.
The best leaders are those who empower others to lead.
这句话其实是莎士比亚借哈姆雷特之口说的,但是霍金非常喜欢,曾在自己著作中多次引用,所以很多人误以为本句话是霍金说的。