If the constellations had been named in the twentieth century, I suppose we would see bicycles and refrigerators in the sky.

We have also arranged things so that almost no one understands science and technology. This is a prescription for disaster. We might get away with it for a while, but sooner or later this combustible mixture of ignorance and power is going to blow up in our faces.

There are lots of ways to communicate what we know, but few ways to communicate what we feel. Music is one way to communicate emotions.

And you are made of a hundred trillion cells. We are, each of us, a multitude.

There are wonders enough out there without our inventing any.

It is of interest to note that while some dolphins are reported to have learned English - up to fifty words used in correct context - no human being has been reported to have learned dolphinese.

But, Jefferson worried that the people - and the argument goes back to Thucydides and Aristotle - are easily misled. He also stressed, passionately and repeatedly, that it was essential for the people to understand the risks and benefits of government, to educate themselves, and to involve themselves in the political process. Without that, he said, the wolves will take over.