A mathematician is a device for turning coffee into theorems.
数学家是把咖啡转化为定理的装置。
对于你所拥有的,要心存感激,这样你就会拥有更多。对于你所没有的,如果念念不忘,你永远都不会满足。
The best revenge is massive success.
The greatest breakthroughs come from those who refuse to give up.
好奇心是成就的引擎。