The poem is not a dialogue. The poem is a monologue delivered in the presence of a witness.
The highest possible stage in moral culture is when we recognize that we ought to control our thoughts.
教育是对人力资本的投资，会以更高生产率的形式获得回报。
人心充满私欲，所以危险；道心符合天理，所以精妙。
The artist's responsibility is to create works that stand the test of time.
