As can be seen from the poem, the youthful value of lark lies in its free flight and cheerful singing state. This state represents the vitality of life and youthful vigor, and makes people feel the beauty of nature and the preciousness of life. At the same time, the lark has become the poet's idealized self-portrayal, representing the poet's pursuit and ambition.
In To the Lark, Shelley wrote his spiritual realm, aesthetic ideal and artistic ambition with full passion. His poems have beautiful language, strong sense of rhythm, strong appeal and artistic value. "To the Lark" has also become a classic in world literature, widely praised and praised.
In a word, the youth value of lark lies in its free, cheerful and powerful life state, and in its passion and ideal of pursuing art.