Mencius 'mother moved three times to avoid the bad environment in order to educate her son. Righteousness referred to a poem in Du Fu's work, Ascending, which read: " Ascending is spectacular. The vast river between heaven and earth will not return." The one-hole view was a poem in the work of the Tang Dynasty poet Wang Zhihuan,"Climbing the Stork Tower":"The sun is against the mountains, the Yellow River flows into the sea." I want to see a thousand miles and reach a higher level." The unyielding and unyielding was a poem from the Tang Dynasty poet Li Bai's work," Wine to be drunk ":" Life is full of joy, don't let the golden cup empty to the moon. I'm born with talent, I'm sure it'll be useful. To cook sheep and slaughter cattle for fun, you must drink three hundred cups at a time." "The melon field and the plum tree are referring to a poem by Li Shangyin, a poet of the Tang Dynasty: " The melon field does not accept the shoes and the plum tree does not adjust the crown." Unjustified injustice refers to a famous saying in Bao Gong's case, a work by Bao Zheng, a writer of the Song Dynasty: "Right and wrong are only for the sake of speaking more, and illness is often due to lack of strength. As the saying goes,'The melon field does not accept, the shoes under the plum tree do not adjust the crown.' I, Lord Bao, never cause trouble. Why was I beaten into confessing?"