sentences:  In the following year, the author was elected a member of the Académie française.He attended the literary cafes and the salons of Madame de Staël, Mme de Tencin, Madame Geoffrin and Madame d'Épinay.Friend of Voltaire, Saint-Lambert, Montesquieu, Turgot and Helvétius, he could be regarded as one of the philosophers.