岁不寒无以知松柏,事不难无以知君。——
不经过一年中最寒冷的时候,无法知道松柏是最后凋谢的;不经过艰难的考验,无法知道一个人是不是真正的君子。
I'm not going to change who I am just because you don't like it.
古代著书立说的人,都有卓越的见解而自成一家,后世无法轻易改变。
Paper has been the carrier of human knowledge for centuries. Our duty is to ensure it continues for centuries more.