During the last quarter of a century all the authority associated with the function of spiritual guidance ... has seeped down into the lowest publications. ... Between a poem by Valéry and an advertisement for a beauty cream promising a rich marriage to anyone who used it there was at no point a breach of continuity. So as a result of literature's spiritual usurpation a beauty cream advertisement possessed, in the eyes of little village girls, the authority that was formerly attached to the words of priests.