Moral insanity

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insanity, so called, of the moral system; badness alleged to be irresponsible.

See also: Moral

Webster's Revised Unabridged Dictionary, published 1913 by G. & C. Merriam Co.
References in classic literature ?
Thou shalt perish by the moral insanity of thy children!" He was fated to be the victim of the first humbugging rascal that came along, thought Mr Vladimir, smiling vaguely at Mr Verloc.
In both occasions, I politely replied that being a cardiologist, it's not within my medical competence to diagnose someone with this personality and mental disorder, which was previously called as moral insanity or psychopathic personality.
Infidelity was evidence of moral insanity and could see a woman end up in the asylum.
All tend to triangulate blackness, the Devil, and stupidity or moral insanity, a triangulation that, Hornback claims, will come to underpin ideological constructions of Africans as incorrigible natural fools all too easily.
But from the 1830s onwards medical discourse began to embrace, or at least debate, the idea of "mania without delusion" (10) a disease of the emotions rather than the intellect, which English physician James Cowles Prichard termed "moral insanity" and described as
Moreover, McFarland had met his match: in the end, he lost not only his post but also his ability to persuade professional colleagues that "moral insanity" was a meaningful, ethical diagnosis.