On uncertainty: Complexity in nature: Complexity in nature: Systems theory: Foerster, Bertalanffy( ), Maturana & Varela, Bateson & Watzlawick, Luhmann etc Systems theory: Foerster, Bertalanffy( ), Maturana & Varela, Bateson & Watzlawick, Luhmann etc Feedback, self-organisation, collapse & maintainance, boundaries, perspectivity (frames), leverage-points & change, etc.
{}