1. Beautiful poetry is touching because it is a song of life. The poet regards Guo Guo and Qu Guo as singers of nature and their songs as poems of nature, so as to praise the infinite beauty and vitality of nature and express the poet's infinite love and heartfelt praise for nature.
2. In the poet's association, the two pictures are superimposed together, so that the "cricket song" in winter echoes the "cricket music" in summer, interweaving in the poet's mind into an immortal "poem of the earth".