As soon as questions of will or decision or reason or choice of action arise, human science is at a loss.

The internet could be a very positive step towards education, organisation and participation in a meaningful society.

In many respects, the United States is a great country. Freedom of speech is protected more than in any other country. It is also a very free society.

In the literal sense, there has been no relevant evolution since the trek from Africa. But there has been substantial progress towards higher standards of rights, justice and freedom - along with all too many illustrations of how remote is the goal of a decent society.

If you are working 50 hours a week in a factory, you don't have time to read 10 newspapers a day and go back to declassified government archives. But such people may have far-reaching insights into the way the world works.