He gave the William James Lectures at Harvard in 1961–62, which were subsequently published as The Existential Background of Human Dignity.
Peter Gabriel | Marcel Duchamp | Gabriel Fauré | Marcel Proust | Dante Gabriel Rossetti | Gabriel García Márquez | San Gabriel Mountains | Juan Gabriel | Marcel Marceau | Gabriel Garcia Marquez | San Gabriel Valley | Gabriel | Marcel Breuer | Marcel Pagnol | Marcel Lefebvre | Marcel Dzama | San Gabriel | Marcel Griaule | Marcel Carné | Roman Gabriel | Marcel Mauss | Gabriel Bibron | San Gabriel River (California) | Saint Gabriel | Gabriel Loire | Gabriel Lamé | San Gabriel River | Marcel Mule | Marcel Journet | Marcel Janco |
Starting in 1931 he wrote mostly about Catholicism, advised by Gabriel Marcel with whom he shared membership of the Ordre Nouveau.