1.

L. Wittgenstein wrote: "All explanation must disappear, and description alone must take its place" (Wittgenstein (1977,Zi ff. 109). Systems theory may justify this, precisely because it is a theory of explanation.

2.

Methodologically, the cybernetically oriented systems theory has received a productive contradiction primarily through difference theories. H. von Foersters connected his cybernetics of cybernetics with the logical calculations of G. Günther and G. Spencer-Brown, which opened up associations with the French deconstructivists J. Derrida, which N. Luhmann emphasized.