Never ask a woman if she is pregnant. Let her tell you if she is.
他在主张杠杆原理时所说。
History is not just the story of bad people doing bad things. It's also the story of good people doing nothing.
科学的乐趣在于旅程,而不仅仅是终点。
如果你足够幸运与众不同,永远不要改变。