真实不是可知的,但是它是可体验的。
To lose one parent may be regarded as a misfortune; to lose both looks like carelessness.
世界是一个危险的地方,不是因为那些作恶的人,而是因为那些旁观而不作为的人。
The pursuit of mathematical truth is a never-ending adventure.
The Langlands program is a vision of how mathematics could be unified in a single framework.