a book called the Traité des trois imposteurs (Treatise of the Three Imposters), also known as L’Esprit de Spinosa (The Spirit of Spinoza). Written in French and published an-onymously in the Netherlands probably in the 1690s, the Traité is perhaps the most dangerous heretical text of the eighteenth century. It embodies the radical inheritance of the Enlightenment, evident in Spinoza and Hobbes