To be alone is to be different, to be different is to be alone.

求学的最大益处，在于自我追求改变气质。

The end of history is not the end of events, but the end of the evolution of human political and social institutions.

社会进步可以通过女性的社会地位来衡量。

最重要的是保持最重要的事情最重要。