The only thing you will ever be able to say in the so-called 'social' sciences is: "some do, some don't.".

Isn't it interesting that the same people who laugh at science fiction listen to weather forecasts and economists?

The real world is not user-friendly

There is no such thing as a functional illiterate.

Celestial navigation is based on the premise that the Earth is the center of the universe. The premise is wrong, but the navigation works. An incorrect model can be a useful tool.

The newest computer can merely compound, at speed, the oldest problem in the relations between human beings, and in the end the communicator will be confronted with the old problem, of what to say and how to say it.