The key to making money in stocks is not to get scared out of them.

In distributed systems, the key challenge is achieving consensus among unreliable components.

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。