意见正确而不被采纳，意见错误而不被废止，有功的人得不到奖赏，有罪的人得不到惩治，这样能够治理好百姓国家的，从来没有过。
Success is not final, failure is not fatal: it is the courage to continue that counts.
The only thing that makes life possible is permanent, intolerable uncertainty; not knowing what comes next.
There is no such thing as innocence, only degrees of guilt.
投资农民教育能带来最高的回报。
A writer's duty is to disturb the peace, to question the unquestionable, to challenge the status quo.
The P versus NP problem is one of the most important problems in computer science.