...therefore, is often to be feared when sudden apparent moral falls or delinquencies, of which theft is one of the most frequent, occur in those hitherto without reproach. In many a case some affective perversion, some moral or other mental change, has been noticed long before...

...a prodromic stage, but with symptoms marking some progress in the disease, although he states that "in the history of many a case do we find that some...long before the acknowledged onset of the disease " ; and in the meantime it has happened that fortunes have been wrecked or characters ruined. In this...