Full Idea
The "religious sentiment" (discussed by Feuerbach) is itself a social product.
Gist of Idea
Religious feeling is social in origin
Source
Karl Marx (Theses on Feuerbach [1846], §VII)
Book Reference
Marx,K./Engels,F.: 'The German Ideology', ed/tr. Arthur,C.J. [Lawrence and Wishart 1985], p.122
A Reaction
Recent brain research has identified a part of the brain which is only active during religious thought and experience. It is easy to produce cynical political accounts of religion, but in its time it was also quite a good scientific account of nature.