你知道的越多,你就越意识到你不知道的越多。
It is because nations tend to stupidity and baseness that democracy is possible.
世界是一本书,不旅行的人只读了一页。
我们所看到的不是简单地给予的,而是通过复杂过程积极构建的。
"To lose one parent may be regarded as a misfortune; to lose both looks like carelessness."