数学只向那些纯粹出于对其美的热爱而接近它的人揭示其秘密。
不要害怕放弃好的,去追求伟大的。
自由主义与共产主义之间,或民主与威权主义之间的伟大意识形态斗争,以前者的胜利告终。
The art of doing mathematics consists in finding that special case which contains all the germs of generality.
We must not always talk in the market-place of what happens to us in the forest.
Fearless is not the absence of fear. It's not being completely unafraid. Fearless is having fears. Fearless is having doubts. Lots of them. Fearless is living in spite of those things, every day.