Should one name one central concept, a first principle, of cybernetics, it would be circularity.
Objectivity is a subject's delusion that observing can be done without him.
Objectivity is the delusion that observations could be made without an observer.
What we need now is the description of the "describer" or, in other words, we need a theory of the observer.
Act always so as to increase the number of choices
The environment as we perceive it is our invention.