Something that cannot be explained cannot be seen.

Should one name one central concept, a first principle, of cybernetics, it would be circularity.

The environment as we perceive it is our invention.

First-order cybernetics is the science of observed systems; Second-order cybernetics is the science of observing systems.

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.

Objectivity is the delusion that observations could be made without an observer.

Act always so as to increase the number of choices