Traditional methods have wisdom, but sustainability requires us to evolve beyond them when necessary.
A mathematical proof is not just a verification but a story that reveals deeper truths.
想象世界末日比想象资本主义的终结更容易。
国君若真的希望人口多而不希望人口少的话,如果要蓄养姬妾,就不能不节制。[说明∶老百姓也得有老婆生孩子,别抢人家的老婆]