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.

发现可能性的极限的唯一方法就是超越它们进入不可能。

我不想成为下一个迈克尔·乔丹，我只想成为勒布朗·詹姆斯。

The value of a mental process lies not in its composition, but in its consequences for survival and flourishing.

What can be shown, cannot be said.