One is a seven-character quatrain written by He, a poet in the prosperous Tang Dynasty. This object-chanting poem is about willow trees in early spring and February. In the poem, the willow tree is used to praise the spring breeze, comparing it to scissors, saying that she is the creator of beauty and praising her for cutting out spring.
The other one was written by Ceng Gong, a writer in the Northern Song Dynasty, and it is also a seven-character quatrain. This poem vividly describes the scenery of catkin flying flowers, grasps the characteristics of things, makes them personalized, and makes people see a crazy image when they succeed.