The narrator in the story “The Tell Tale Heart” is not a credible resource of information, because he is an unreliable narrator. There is no claim to back up his reasoning to murder the old man. In the first paragraph the narrator explains”the disease had sharpened my senses-- not destroyed--not dulled them”. if someone has a disease, that disease at least comes with a disability, and that disability for the narrator is a mental disease. First reason, why the narrator is not a credible source of information is, because in paragraph one the narrator states “he can hear all things in the heaven and in the Earth [and] many things in hell”. If the narrator can hear things in heaven or hell something is very wrong with him, because if
