What do these two ancient poems, Xixi Chuzhou and Zhou Ye Shu, express the poet's thoughts?

Although this poem is about ordinary scenery, it has become a legal animation with deep artistic conception after being touched by the poet. It also contains the helplessness and sadness that the poet is not in place and can't be used, expressing the author's injustice to his talent.

Through careful observation of natural scenery, the poet of A Boat Night Book shows a beautiful night view of the river by using the method of combining static and dynamic, and expresses the poet's excitement about the beauty of nature.