爱一个人就是看清他们的真实面目，却依然关心他们。
To love someone is to see them as they truly are, and still, to care for them.
The more precise the language, the more it reveals the abyss beneath.
The greatest obstacle to being heroic is the doubt whether one may not be going to prove one's self a fool; the truest heroism is to resist the doubt; and the profoundest wisdom, to know when it ought to be resisted, and when it be obeyed.
语言教学的本质在于思维能力的培养，而不仅仅是知识的积累。
解释：人不博览群书，不了解古今，不能识别世间事物，不知道是与非，就像盲人看不到颜色 、聋人听不到声音、鼻塞的人闻不到花香一样啊。
每一条法律规则的存在都归因于一个目的，一个实际的目标。
科学的目标一方面是尽可能全面地理解感觉经验之间的联系，另一方面是通过使用最少的基本概念和关系来实现这一目标。