The Mountains of Fears

DOCTOR,? said my shipmate, Dr. Leyden, ?have you ever made any especial study of nervous diseases?central nervous diseases?morbid conditions resulting from a derangement of the central cells??

I told him that I had done only such work in this branch as a general practice would require, but that I had observed some few cases of especial interest during a military surgical service in the East, and proceeded to cite one or two instances of mental vagaries resulting from gunshot wounds in the head.