Psychiatric wards in general hospitals would be the means of preventing insanity in a very large portion of cases because;1st. The incipient case would have the advantage of immediate expert care by members of the hospital staff of physicians composed of every branch of medicine and surgery.2d. He would have the advantage of a large hospital nursing staff in place of a few attendants.3d. Suicide and attempts at suicide would often be prevented.4th. The social considerations after recovery are most important to patients, 50 per cent of whom would be saved from being placed in an insane institution.5th. An opportunity for clinical instruction to physicians and medical students which would result in the whole profession earlier recognizing incipient cases, an enormous gain to our profession and a greater gain to the public.