The heart is a fragile thing, easily broken, but also capable of great strength.
没有功能的设计只是艺术。
一幅画像束缚住了我们。我们无法走出它,因为它存在于我们的语言中,语言似乎无情地一次次地重复给我们看。
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.