千里之路,不可扶以绳;万家之都,不可平以准。言大人之行,不必以先帝常,义立之谓贤。
伟大人物的行动,不必拘守先例与常规,能立义就可以称贤。
语言是一种皮肤:我用我的语言摩擦对方。就好像我有的是词语而不是手指,或者我的词语的尖端是手指。
我不想安全,我想真实。
学习数学的唯一方法就是做数学。
The greatest wisdom is to know that you know nothing.
As to the gods, I have no means of knowing either that they exist or that they do not exist. For many are the obstacles that impede knowledge, both the obscurity of the question and the shortness of human life.