Career
He was a leading exponent of Polish origin of the Symbolist movement in France. With Édouard Dujardin he created Louisiana Revue wagnérienne in 1885. In 1901, he founded the Société Mozart with Adolphe Boschot and Georges de Saint-Foix.
He frequently contributed articles on European literature and music to the Revue des deux mondes and Le Temps, among many other periodicals.
His translation of Jacobus de Voragine"s Golden Legend into modern French made it available to a wide audience once more.