"The challenge in theoretical computer science is not just to solve problems, but to understand why they are hard to solve."

"If there's a book that you want to read, but it hasn't been written yet, then you must write it."

"You’ve got to love yourself before you can love anybody else."

"I don’t want to be known just as a tennis player. I want to be known as a good person."

出自汉·桓宽《盐铁论·刺复》。做大事的人要有耐心，没耐心就会乱了方寸，误了大事；做小事的人不能有怠慢轻忽之心，否则事情就做不成。前句之意是说，做大事（如治国安邦）要有足够的耐心，不能有浮躁之气，不然思虑不周，定会坏了大事。

你唯一的限制就是你相信的限制。