Name "The Book of Songs·Xiaoya·Caiwei" (full name) The four-character poem in the pre-Qin style comes from the "Book of Songs". The "Book of Songs" contains 305 chapters, divided into "Wind", "Ya", "Ode" in three parts. "Wind" has the style of fifteen countries and is a folk song from various places. This part has the highest literary achievement. It contains songs about love, labor and other beautiful things, as well as laments and anger about homeland, longing for people, and anti-oppression and bullying. . "Ya" is divided into "Daya" and "Xiaoya". Most of them are poems for nobles to pray for good harvests and praise their ancestors' virtues. There are also some folk songs in "Xiaoya". "Ode" is a poem for worship in the ancestral temple. The poems in "Ya" and "Song" are of great value to our investigation of early history, religion and society. Confucius once summarized the purpose of the Book of Songs as "innocence", and taught his disciples and children to read the Book of Songs as the standard for speech and action. Among the pre-Qin scholars, many quoted the Book of Songs. For example, Mencius, Xunzi, Mozi, Zhuangzi, Han Feizi, etc. often quoted sentences from the Book of Songs to enhance their persuasiveness when reasoning and demonstrating. Later, "The Book of Songs" was regarded as a classic by Confucianism and became the "Six Classics" (including "Poems", "Books", "Li", "Yue", "Yi", "Spring and Autumn") and "Five Classics" (without "Music"). ")one.