Usually, you had to drive with others who were going your way, - Isaac Asimov

It had been a single city, housing four hundred billion administrators; the mightiest capital that had ever been.

So he created his Foundations according to the laws of psychohistory, but who knew better than he that even those laws were relative? He never created a finished product. Finished products are for decadent minds. His was an evolving mechanism and the Second Foundation was the instrument of that evolution.

After all, all devices have their dangers. The discovery of speech introduced communication — and lies. The discovery of fire introduced cooking — and arson. The discovery of the compass improved navigation — and destroyed civilizations in Mexico and Peru. The automobile is marvelously useful — and kills Americans by the tens of thousands each year. Medical advances have saved lives by the millions — and intensified the population explosion.