Keats uses the song of the nightingale as a vehicle to a perfect kingdom, steeped in nature. Throughout the poem Keats expressed his personal opinion on the song of the nightingale 'nightingale. He uses a supernatural mythical creature to show that the song is transporting him to a different realm. Keats identifies the perfect world when he writes “That you, light-winged dryad of the trees In some melodious texture Of green beech, and shadows numberless, You sing in summer with full ease.” Keats compares the nightingale to a dryad and uses personification to advance the idea that the nightingale's song takes him to a perfect world of summer time. In the background the Draiad and the song are together to demonstrate how these put together will further explain Keats's idea in a perfect world So the song of the nightingale has the ability to be this bird that would sing this perfect song but it can also be the symbol of.