计算理论为理解什么可以计算、什么不能计算提供了基础。

I'm not a trend. I'm an icon.

The most important thing for any leader is to bring clarity to where the world is going.

The great secret that all old people share is that you really haven't changed in seventy or eighty years. Your body changes, but you don't change at all. And that, of course, causes great confusion.

The property which every man has in his own labor， as it is the original foundation of all other property， so it is the most sacred and inviolable.

科学应该服务于人类，而不仅仅是好奇心。