Nothing so sharpens the thought process as writing down one's arguments. Weaknesses overlooked in oral discussion become painfully obvious on the written page.

When doing a job — any job — one must feel that he owns it, and act as though he will remain in that job forever.

More than ambition, more than ability, it is rules that limit contribution; rules are the lowest common denominator of human behavior. They are a substitute for rational thought.

Those involved with practical reactors, humbled by their experiences, speak less and worry more.

I suggest that this is a good time to think soberly about our responsibilities to our descendents - those who will ring out the Fossil Fuel Age. Our greatest responsibility, as parents and as citizens, is to give America's youngsters the best possible education. We need the best teachers and enough of them to prepare our young people for a future immeasurably more complex than the present, and calling for ever larger numbers of competent and highly trained men and women.

Be ever questioning. Ignorance is not bliss. It is oblivion. You don't go to heaven if you die dumb. Become better informed. Lean from others' mistakes. You could not live long enough to make them all yourself.

Good ideas are not adopted automatically. They must be driven into practice with courageous impatience. Once implemented they can be easily overturned or subverted through apathy or lack of follow-up, so a continuous effort is required.