The article aims to point out the fact that classical criticism of religion can be of benefit to current believers. We have picked some thoughts critical to religion made by L. Feuerbach, K. Marx and F. Nietzsche and related them to certain phenomena of religious presence. Although we do not sympathize with the mentioned authors’ general condemnation of religion, we assume that a range of their views may be useful for identifying problematic, controversial or pathological phenomena in today’s religious scene. Relating classical criticism of religion to certain segments of religious contemporaneousness may be the benefit of this text.Celem niniejszego artykułu jest ukazanie klasycznej krytyki religii jako pożytku dla współczesnych wierzących...