Question: Who felt that humanism would surely be a major "religion" today?
Sentence: The anarchist Proudhon (best known for declaring that "property is theft") used the word "humanism" to describe a "culte, déification de l’humanité" ("worship, deification of humanity") and Ernest Renan in L’avenir de la science: pensées de 1848 ("The Future of Knowledge: Thoughts on 1848") (1848–49), states: "
Answer in sentence: yes