The suicide attempts by precipitation of schizophrenics constitute the matter for an Analysis of acting-out. It concerns the impulsive behaviour from which basic emotion takes certain traits from hostility. The setting of this acting-out is tied to a release from affective and communicative coordination system implicated by the paradoxical attachment. The significativity of acting-out is both a mortal escape from incestuous or fusional rapprochement and the symbolic realization of this rapprochement.