A robot must obey the orders given it by human beings except where such orders would conflict with the First Law. [The Second Law of Robotics]

I can't bear to hear a human being spoken of with contempt just because of his group identification...It's these respectable people here who create those hooligans out there.

That's the harm of Close Encounters: that it convinces tens of millions that that's what just science fiction is.

There is as yet insufficient data for a meaningful answer.

The further a device is removed from human control, the more authentically mechanical it seems, and the whole trend in technology has been to devise machines that are less and less under direct human control and more and more under their own apparent will.

Politically popular speech has always been protected: even the Jews were free to say ‘Heil Hitler.’

There is nothing so eternally adhesive as the memory of power.