Paranoiac delusion is very difficult to detect, because of its apparent normality and its "reasoning" dimension, it is nonetheless very dangerous for children who are exposed to it. The prognosis of a cure of the paranoiac is almost none-existent, this pathology continuing to increase with time, the rigidity of the psychic structure and the rejection of any psychiatric follow-up by the person (who, according to his delirium, thinks himself invested with a mission, thinks that