We have still a society which would resent a ruling class of psychologists, and which would fear its development and fight against it. - Isaac Asimov

How then to enforce peace? Not by reason, certainly, nor by
education. If a man could not look at the fact of peace and
the fact of war and choose the former in preference to the
latter, what additional argument could persuade him? What
could be more eloquent as a condemnation of war than war
itself? What tremendous feat of dialectic could carry with it
a tenth the power of a single gutted ship with its ghastly
cargo?

They had robots and for that they were punished. Every world that has had robots has been punished and no longer exists.

Enough, my very noble husband. You had another of your vacillating consultations with your councilors. Fine advisors." With infinite scorn, "A herd of palsied purblind idiots hugging their sterile profits close to their sunken chests in the face of my father's displeasure.