She published several novels, a book of Pensées, and an attack on Martin Luther's Protestant movement, with a defense of Catholic orthodoxy as represented by the Jesuit Ignatius of Loyola.
This is particularly true of Mes Mauvaises Pensées (My Bad Thoughts) which bears the imprint of Hervé Guibert, Annie Ernaux, David Lynch, Eileen Gray, and Violette Leduc amongst others.
One of his professors spoke about the philosopher and scientist Blaise Pascal, quoting a sentence from the Pensées: "Man is only a reed, the weakest thing in nature; but he is a thinking reed."