Mao Ying: It's a writing brush, which refers to the enlightenment of cultural etiquette. Han Yu's Biography of Mao Ying is very interesting. The meaning of this sentence is similar to "Who is as good as a pen, three thousand Mao Se soldiers".

Wash the crown tassels. The language book "On Mencius Li Lou": "The clear water of the surging waves can accommodate me." Later, he used the metaphor of "Zhuo Ying" to transcend the secular and be a moral person.

These two sentences mean:

After all, cultural ethics is enough to educate, subdue foreigners and stabilize society; Between the boundless heaven and earth, noble integrity can be maintained everywhere.