The streets of Paris have a memory of their own.

如果你相信自己能做到，我认为没有什么是不现实的。

We don't inherit the land from our ancestors; we borrow it from our children.

用秤称一称，才能知道轻重；用尺量一量，才能知道长短。

制定不相容原理纯粹是为了电子们自己好，如果让它们自由来往的话，它们恐怕会腐败堕落（而变成妖魔鬼怪）。

Silence is not the absence of sound, but the presence of something deeper.

你不能两次踏入同一条河流。