Show sight we can perceive light without the smallest aid from the retina if the optic nerve is sufficiently excited to reach the and craane a disturbance at that center of the brain where the optic nerve terminates we shall then see light and sparks if moreover the optic nerve is cut or mutilated in any way we should see a brilliant flash of light though without any sensation of pain and so it is with the other nerves the auditory nerve has only to bees cited not necessarily by sound so as to reach its center the brain and we shall hear a bound how many ghosts might not be destroyed in this way chambers journal |