 In his art criticism, he supported impressionism and symbolism, but disdained Fauvism, writing of the style that "a pot of paint has been flung in the face of the public".He also provided the libretto for Antoine Mariotte's 3-act 'conte lyrique' "Nele Dooryn", premiered at the Opéra-Comique in 1940.At the end of his life, he collaborated with the Vichy France-regime, and worked for the "Grand Magazine illustré de la Race