Why is pre-Qin literature the source of traditional culture in China and the root of ancient literature in China?

1. Ideological aspect: hundred schools of thought laid various schools and core contents of China's philosophy and China's thought in the pre-Qin period. Confucius, Laozi, Zhuangzi, Zi Han, Mencius, Yijing, etc. It provides ideological support and institutional guarantee for China people to manage the world, cultivate their morality and settle down. Thinkers and philosophers of later generations are exploring, interpreting, revising, creating new schools and ideas along these people's ideas, or injecting western ideas, but they are generally inseparable from these sources.

2. Literary genre: The pre-Qin period developed literature and history, laying a foundation for China's literature and history tradition. Literary genres are also diverse, with poems, novels, myths, quotations and essays basically taking shape. The Book of Songs, The Classic of Mountains and Seas, The Songs of Chu, The Analects of Confucius and hundred schools of thought's Essays were all handed down from generation to generation, which laid the foundation for the development of later literature. In historiography, the emergence of chronological style and national style laid the historical tradition of China and set a good example for the compilation of historical books.