... translations in Spanish for the purposes of elementary education in morals in the public schools. It was composed in 1765. Holbach's attitude towards morals is indicated by his Avertissement—"La morale est une science dont les principes sont susceptibles d'une dmonstration aussi claire et aussi rigoureuse que ceux du calcul ... — Baron d'Holbach - A Study of Eighteenth Century Radicalism in France • Max Pearson Cushing