 A distinguished member of the Society of the Holy Sacrament, he was greatly devoted to the Catholic cause.He induced Colbert to give up the idea of putting back to twenty-seven the age for ordination to priesthood, and the years required for monastic vows to twenty for the women and twenty-seven for the men.He had Gallican tendencies, and in 1663 he spoke before the Parlement in favor of the "liberties of the Gallican church" against a thesis suspected of ultramontanism.