Excerpt: ...have ceased forever on that August afternoon. THE DETECTION. CHAPTER XVII. The Detective.--His Experience and His Practice.--A Plan of Detection Perfected.--The Work is Begun. The detective occupies a peculiar position in society, and is a prominent actor in many scenes of which the general public can have no knowledge. In his breast may be locked the secrets of many men who stand in proud pre-eminence before the public, and who are admired and respected for the possession of virtues that are but the cloak with which they hide the baser elements of their dispositions. The canting hypocrite, whose voice may be loudest in chapel or meeting-house, and whose sanctimonious air and solemn visage will cover the sins of his heart to the general observer, is well known to the detective, who has seen that same face pale with apprehension, and has heard that same voice trembling with the fear of exposure. That dapper young gentleman, who twirls his moustache and swings his cane so jauntily upon the promenade, is an object of admiration to many; but to the man who knows the secrets of his inner life another scene is opened, and he remembers when this same exquisite walked the cell of a prison--a convict guilty of a crime. Through all the various grades of society the detective has wended his way, and he has looked into men's hearts when infamy stared them in the face and dishonor impended over them. His experience has rendered him almost incapable of surprise, or mobility of feeling. He is ever watchful for the deceptiveness of appearances, ever prepared to admit everything, to explain everything, and to believe nothing--but what he sees. The judicial officer, with the nicety and legal acumen of a thorough jurist, applies the technicalities of the law to the testimony submitted to him, but the detective observes with caution, and watches with suspicion all the odious combinations and circumstances which the law with all the power at its command cannot...