And as she silences her own complaint, she perplexes us again with the insoluble question of poetry and its nature, and why, as she speaks thus, her words put on the assurance of immortality. For they are Greek; we cannot tell how they sounded; they ignore the obvious sources of excitement; they owe nothing of their effect to any extravagance of expression, and certainly they throw no light upon the speaker's character or the writer's. But they remain, something that has been stated and must eternally endure.