We are always walking on a fine line between certainty and uncertainty. Edgar Allan Poe was born in 1809 and is a very famous american author who is the to be the origin of the detective story and wrote many horror works. Throughout his works one common theme is uncertainty. In “The Pit and The Pendulum” by Edgar Allan Poe he presents uncertainty by taking away the narrator's sight. After being sent to his cell he says, “I dreaded the first glance at objects around me. It was not that I feared to look upon things horrible, but that I dreaded lest there be nothing to see.”(Pit 100) When the author thought that his sight might have been taken away it made him uncertain about what could be around him and what could happen. In “The Black Cat”