broken chapter Li Yu Without saying a word, I went up to the west tower alone. The moon was like a hook. Lonely sycamore trees in the deep courtyard lock the clear autumn. If I can't cut it off, it's still a mess. It's the sorrow of separation. Don't feel the same in your heart. This poem was "Beidai River, the Sand Wave" by Li Yu, a poet of the Tang Dynasty. In the poem, a lonely character climbed a mountain alone on an autumn night to look into the distance, feeling the loneliness and sorrow of separation. The poem was rich in images, such as the image of the moon like a hook, which expressed the poet's feelings of tranquility and loneliness at night. The poem "Unable to Cut It Off and It's Still Chaotic" expressed the poet's deep feelings of separation and sorrow. This poem expressed the poet's sorrow and feelings of separation through concise language and expressive images, allowing the readers to feel the unique charm of poetry. It also reflected the characteristics of the Tang Dynasty poetry, which focused on the description and expression of artistic conception and the specialty of lyricism. This poem was widely read and appreciated as a classic of Tang poetry. Through unique images and concise language, it expressed the feelings deep in the human heart, with profound meaning and unique beauty.