The Book of Songs is the earliest collection of poems in China. The Book of Songs was originally named "Poetry", and there were 305 * * * poems (in addition, there were 6 poems with titles and no content, which was called "Sheng Poetry"), so it was also called "Poetry 300". Confucianism has regarded it as a classic since the Han Dynasty, so it is called The Book of Songs. Mao Heng in Han Dynasty annotated The Book of Songs, so it was also called Mao Shi. Most of the authors of the poems in The Book of Songs cannot be verified. Most of the poems recorded in The Book of Songs come from the people. It is said that in order to observe the folk customs and political gains and losses, the Zhou Dynasty set up a special poetry collector to collect folk songs. Most of the poems in The Book of Songs come from this place. The other part is a poem dedicated by officials and scholars to Zhou Tianzi, praising virtue and whitewashing peace. Some of these poems have been verified, some are speculative, and some are well-founded, but they are not very important. As for the editors of the Book of Songs, those who think that Duke Zhou can't be established now. Another argument is that Confucius deleted poems, which is not convincing. The poems recorded in The Book of Songs span a long time, from the early years of the Western Zhou Dynasty to the middle of the Spring and Autumn Period, covering a wide area, from the north of the Yellow River to Jianghan Basin. In the Han Dynasty, when there were three schools, namely Lu, Qi and Han, he stood as a scholar, followed by Shi Mao. After the popularity, three poets, Qi, Lu and Han, passed away one after another. Many people have interpreted the Book of Songs in the past dynasties, such as Zhuxi's Biography of Poetry in the Song Dynasty, Wang Fuzhi's The Book of Songs in the Qing Dynasty, Ma's Notes on Mao's Poems and Wang Xianxuan's Poems. The Book of Songs consists of 305 articles, which are divided into three parts: style, elegance and ode. Wind has fifteen national styles and is a folk song of all countries in the world. This part of literature has the highest achievements, including praising beautiful things such as love and labor, complaining and angry about homesickness, thinking about people and opposing oppression and bullying. Elegance and vulgarity are divided into elegance and vulgarity and Xiaoya, and most of them are poems that offer sacrifices to noble people, pray for a good harvest and praise their ancestors. Xiaoya also has some folk songs. Ode is a poem dedicated to the ancestral temple. The poems in Ya and Ode are of great value to our study of early history, religion and society. Confucius once summarized the purpose of the Book of Songs as "innocence" and educated his disciples and children to read the Book of Songs as their standard of speech and action. Among the pre-Qin philosophers, many people quoted The Book of Songs, such as Mencius, Xunzi, Mozi, Zhuangzi and Han Feizi. Quote the sentences in the Book of Songs to enhance your persuasiveness. Later, The Book of Songs was regarded as a classic by Confucianism and became one of the Six Classics (including Poetry, Calligraphy, Rites, Yue, Yi, Spring and Autumn) and Five Classics (without Yue). The area covered by the Book of Songs is mainly the Yellow River Basin, starting from Shanxi and Gansu in the west, reaching the southwest of Hebei Province in the north, Shandong in the east and Jianghan Basin in the south.