The raven's response with "never again" is the raven offering certainty to the narrator. The raven embodies the narrator's hope to feel loved and cared for, and the raven is seen as the free and unattached bird to which he comes and goes at the dawn of a new light (most likely referring to the beginning of a new life ). relationship with another human being). Edgar Allen Poe's catharsis towards love seems to be an allusion to his own life. Lenore is simply a proxy name for love, while the other ailments are the various doubts she feels. The sounds of knocking on the door are simply there to distract him from his thoughts of Lenore, as if to remind him that thinking about her would only condemn her to the fate of her former loved ones, while the Raven is the sign of hope. which invites him to continue in his fantasy with the certainty that the distractions are merely environmental and nothing