成人必须了解，儿童需要运用双手，并认同儿童第一次运用双手时，只是工作本能的展现。

It is justice, not charity, that is wanting in the world.

我不让仇恨定义我，我让它磨砺我。

责任是我们语言中最崇高的词。在所有事情上尽你的责任。你不能做得更多。你永远不应该希望做得更少。

Morality binds and blinds. It binds us into ideological teams that fight each other as though the fate of the world depended on our side winning each battle. It blinds us to the fact that each team is composed of good people who have something important to say.

Cryptography is about communication in the presence of adversaries.

解释：形体弯曲，影子自然就曲；形体正直，影子自然就正。

科学的进步是人类集体努力的结果。

一个人的孤独不是孤独，一个人找另一个人，一句话找另一句话，才是真正的孤独。