You can use all the quantitative data you can get, but you still have to distrust it and use your own intelligence and judgment.

The customer will become so integrated into the production process that we will find it more and more difficult to tell just who is actually the consumer and the producer.

Technology feeds on itself. Technology makes more technology possible.

By challenging anthropocentricism and temporal provincialism, science fiction throws open the whole of civilization and its premises to constructive criticism.

The secret message communicated to most young people today by the society around them is that they are not needed, that the society will run itself quite nicely until they - at some distant point in the future - will take over the reigns. Yet the fact is that the society is not running itself nicely... because the rest of us need all the energy, brains, imagination and talent that young people can bring to bear down on our difficulties. For society to attempt to solve its desperate problems without the full participation of even very young people is imbecile.

The control of knowledge is the crux of tomorrow's worldwide struggle for power in every human institution.

You've got to think about big things while you're doing small things, so that all the small things go in the right direction.