If you want to expel religion from our European civilization, you can only do it by means of another system of doctrines; and such a system would from the outset take over all the psychological characteristics of religion—the same sanctity, rigidity and intolerance, the same prohibition of thought—for its own defense. You have to have something of the kind in order to meet the requirements of education. And you cannot do without education.

The Future of an Illusion