Poetry is progressive in emotional organization, and the feelings go from shallow to deep, so there is an inexplicable tragic and tearful feeling. The "people" of "folk songs" are a great Chinese nation, and the "songs" of "folk songs" are a kind of spiritual culture. The spirit of the Chinese nation flows in the waves of the Yellow River and the Yangtze River, and in the blood of everyone in China. It is an indelible spiritual inspiration. Expressed the poet's love for folk songs, his love for the motherland's culture, and his enthusiasm for going deep into the bone marrow.