the convictions of a whole lifetime were sometimes transformed under the melancholy influences of night and sleeplessness; without rhyme or reason most momentous decisions were taken; but all this, of course, was only true up to a certain point—and, in fact, if the subject were too conscious of the double nature of his feelings, so that it began to be a source of suffering to him, it was certainly a symptom of approaching illness; and then steps must be taken at once.
