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]

Considering what human beings do and have done to human beings (and to other living things as well) ... I can never imagine what the devil people think computers can add to the horrors.

They don't want equal time - they want all the time there is.

The Earth should not be cut up into hundreds of different sections, each inhabited by a self-defined segment of humanity that considers its own welfare and its own "national security" to be paramount above all other consideration.

There is a single light of science, and to brighten it anywhere is to brighten it everywhere.

It is change, continuing change, inevitable change, that is the dominant factor in society today. No sensible decision can be made any longer without taking into account not only the world as it is, but the world as it will be. This, in turn, means that our statesmen, our businessmen, our every man must take on a science fictional way of thinking.

Grip the nettle firmly and it will become a stick with which to beat your enemy.