"The fact of the matter is that, since we are determined always to keep our feelings to ourselves, we have never given any thought to the manner in which we should express them. And suddenly there is within us a strange and obscene animal making itself heard, whose tones may inspire as much alarm in the person who receives the involuntary, elliptical and almost irresistible communication of one's defect or vice as would the sudden avowal indirectly and outlandishly proffered by a criminal who can no longer refrain from confessing to a murder of which one had never imagined him to be guilty."