Then, methought, the air grew denser, perfumed from an unseen censer Swung by seraphim whose foot-falls tinkled on the tufted floor. "Wretch," I cried, "thy God hath lent thee--by these angels he hath sent thee Respite--respite and nepenthe from thy memories of Lenore! Quaff, oh quaff this kind nepenthe, and forget this lost Lenore!" Quoth the Raven, "Nevermore."