Objectivity is the delusion that observations could be made without an observer.
Should one name one central concept, a first principle, of cybernetics, it would be circularity.
Act always so as to increase the number of choices
The environment as we perceive it is our invention.
Something that cannot be explained cannot be seen.
Either Stone Age man was a technological wizard, who carefully removed his technological achievements so as not to upset his inferior progeny, or our population dwindled from a once astronomical size to the mere three billions of today.