Something that cannot be explained cannot be seen.

- Heinz Von Foerster

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

- Heinz Von Foerster

Objectivity is a subject's delusion that observing can be done without him.

- Heinz Von Foerster

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

- Heinz Von Foerster

Either Stone Age man was a technological wizard, who carefully removed his technological achievements so as not to upset his inferior progeny, or our…

- Heinz Von Foerster

If you desire to see, learn how to act.

- Heinz Von Foerster

The environment as we perceive it is our invention.

- Heinz Von Foerster

Act always so as to increase the number of choices

- Heinz Von Foerster

What we need now is the description of the "describer" or, in other words, we need a theory of the observer.

- Heinz Von Foerster