A wrong is unredressed when retribution overtakes its redresser. it is equally unredressed when the avenger fails to make himself felt as such to him who has done the wrong what is the maning of this quotes from edar allen poe
Montresor is simply saying that revenge is not successful if the avenger gets caught and punished, and, further, that the avenger will not feel satisfied with his revenge unless the victim knows who is responsible