1, summer is cloudy, autumn is blue dew. Bai Juyi's Three Poems on Rural Diseases
2. Lying in the north window in summer, the pillow is as cool as autumn, and Bai Juyi gives it to Wu Dan.
3, there are not many cicadas in summer, and the trees are everywhere. Bai Juyi in Fu Ting's Cool Return
4. Summer grows early and the south wind is fragrant. Bai Juyi traveled to Pingquan in early summer.
5, summer out of the northeast, Tianling Middle Street. Du Fu sighed in summer.