" The long-forgotten, living eyes of the portrait began to torment him, and then his madness became dreadful. All the people who surrounded his bed seemed to him horrible portraits. The portrait doubled and quadrupled itself; all the walls seemed hung with portraits, which fastened their living eyes upon him; portraits glared at him from the ceiling, from the floor; the room widened and lengthened endlessly, in order to make room for more of the motionless eyes. "

― Nikolai Gogol , The Mysterious Portrait