主要的义务规则是那些要求或禁止某些行为的规则。
The primary rules of obligation are those that require or forbid certain actions.
"We have learned to love ourselves, so now I urge you to 'speak yourself.'"
世上只有一件事比被人议论更糟糕,那就是没有人议论你。
The dead are our silent partners in the search for truth.
圣人不期望完全效法古代,不墨守一成不变的旧规。