Some of you read with me 40 years ago a portion of Aristotle's Ethics, a selection of passages that describe his idea of happiness. You may not remember too well.

I have learned a lot about good and evil - they are not always what they appear to be.

I hoped that it would be possible to slide slowly from my public life back to the life of teaching and writing that I had always wanted. But things didn't work out that way.

I worked hard at memorizing lists of facts and figures, and carried with me a book of facts.

Education in the West, particularly higher education in America, has lost the ability to see the universe from very far away.

Some of you read with me 40 years ago a portion of Aristotle's Ethics, a selection of passages that describe his idea of happiness. You may not remember too well.

Because the world is radically new, the ideal encyclopedia should be radical, too.