What thoughts and feelings did Han Yu express when listening to the clever teacher playing the piano?

Han Yu's poem "Listening to the Clever Teacher Playing the Piano" is divided into two realms. The first ten sentences describe the artistic conception of music. "Suddenly, it is tender and delicate, and it is ecstasy; Suddenly bared his teeth, shocking. Their metamorphosis is all like this "(Jiang's" Qiao Yu ",see" Changli Collection Notes "). The last eight sentences are about the listener's realm. The poet deliberately said that he didn't know the piano, but suddenly he understood it and was very excited. In fact, this is based on the performance effect to set off superb performance skills. It can be described as the soul of foolish action. When sincerity comes, the stone opens.

Li He's Quotations from Li Ping is characterized by its peculiar imagination, vivid image and romanticism. Poets are committed to transforming their abstract feelings, feelings and ideas about sound into concrete objects with the help of association, making them visible and sensible. Poetry does not directly judge Li Ping's skills, nor directly describe the poet's self-feelings, but only describes music and its effects. But throughout the whole article, the poet's feelings are everywhere, and his feelings and comments on music are clearly expressed in twists and turns. This makes the external image and internal feelings blend into one, forming a pleasing artistic realm.