Postmodern humanists often refer to the study of particular sciences to confirm their theses. However, the general question arises: do they need these particular sciences to validate their research, or do they think that all natural research results from humanistic or cultural issues? Postmodern philosophers accept the latter option. It also seems that the postmodern humanists are not able to completely get rid of rational deadlines and methods, because it better describes reality. The problem of referring to the exact sciences and the lack of one's own clear methods is taken up in the presented text by the example of the works of selected non-rational thinkers.Postmodernistyczni humaniści często odwołują się do badań nauk szczegółowych w c...