1, early spring: the rain in Tianjie is crisp, but the grass color is far away.
-Han Yu's Early Spring
summer
1, Daohuaxiang says harvest, listen to frogs.
-Xin Qiji's "Xijiang Moon"
autumn
1, I'll come back when there is a holiday in the mountains and it's chrysanthemum time.
-Meng Haoran's "Passing the Old Village"
winter
3. Yanshan snowflakes are as big as seats, and pieces of them blow off Xuanyuantai.
-Li Bai's Popular North