富人的身体就像高级棉枕头，又白又软又空。穷人的身体就像石头，又硬又粗糙，满是棱角。
The fundamental point in fabricating a chain reacting machine is of course to see to it that each fission produces a certain number of neutrons and some of these neutrons will again produce fission.
有时候你做了所有正确的事情，事情仍然会出错。关键是要永远不要停止做正确的事情。
I'm a work in progress. I'm not perfect, but I'm trying every day to be better.
我们正在迈向一个机器能够以类似于人类的方式理解和解释世界的世界。
I am interested in the void, the space between things, not the things themselves.