But you have moved from saying it "does become" a social club to it "can devolve into such". Difference that either "does become" or "can devolve" into BIGLY DIFFERENCE. Yours is an example of one as explained by one person. 


We will be left where we begin, although you believe the author should be critiqued for not saying that Catholics are centered on the mass and I believe the author assumed that we knew that.