自由从来不是被压迫者自愿给予的，必须由被压迫者争取。
Freedom is never voluntarily given by the oppressor； it must be demanded by the oppressed.
The study of computational complexity is a journey through the landscape of mathematical logic and algorithmic theory.
I’m intimidated by the fear of being average.
Free education is abundant, all over the Internet. It's the desire to learn that's scarce.