The article explores the correlation between analytical and objective psychologism in Crébillon-son’s works by means of analyzing an oriental fairytale Tanzaï et Néadarné and a novel Les Égarements du cœur et de l’esprit as parts of a unified artistic system. A preference for a certain form of artistic psychologism is defined by two factors. Firstly, it depends on the variability of characters mastering the rules of social etiquette while maintaining the interest in movements of their own hearts.