Sustainability is not about doing less harm - it's about doing more good.

The key to power is the ability to judge who is best to serve your purposes, and then to win them over to your side.

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。