Much good may be done by suggestion in hysterical cases. By encouraging a patient and assuring him that he can use a paralysed limb, we may gradually bring back his control over it. Suggestion is especially useful in hysterical blindness: the patient is told that he will see, at a certain time, the exact minute being specified. Thus, Mr. Walter Jessop succeeded in curing a blind patient by getting the nurse to awake him in the middle of the night and saying to him, “Now you can see!”