Dream big and work hard.
Train people well enough so they can leave, treat them well enough so they don't want to.
个人不再需要决定什么是善或恶;规则已经被给定。
【释义】:礼节重在相互回应。送出礼遇而对方不回应,这是不合礼数的;接受了别人的礼遇却不回报,同样也是不符合礼的要求。