我们理解的两个操作，直觉和演绎，是我们获取知识时必须依赖的。

It is better by noble boldness to run the risk of being subject to half of the evils we anticipate than to remain in cowardly listlessness for fear of what might happen.

过去是一个陌生的国度；那里的人们做事方式不同。

每个人都对自己的身体拥有所有权，没有人有权支配他，除了他自己。

The greatest hazard of all, losing one’s self, can occur very quietly in the world, as if it were nothing at all.

学习一门新编程语言的最好方法是用它写程序。

反射是神经活动最简单和最常见的形式。