Citation attribuée à l'écrivain français Octave Mirbeau, probablement issue de ses œuvres critiques ou romanesques explorant la nature humaine et l'hypocrisie sociale (fin XIXe - début XXe siècle).
"A man, whoever he may be, having always followed the impulse of his instincts, cannot know remorse. The cannibal cannot conceive a doubt about the dietary regime he has followed all his existence."