It's as great a part of the human adventure to invent things as to understand them. John Randall wasn't a great scientist, but he was a great inventor. There's been lots more like him, and it's a shame they don't get Nobel Prizes.

The media always tries to make everything into a disaster, but it's mostly rubbish.

What the world needs is a small, compact, flexible fusion technology that could make electricity where and when it is needed. The existing fusion program is leading to a huge source of centralized power, at a price that nobody except a government can afford.

If you don't have a nasty obituary you probably didn't matter.

I think we're doing pretty well. It's clear the media, of course, always gives you the bad news.

The technologies that raise the fewest ethical problems are those that work on a human scale, brightening the lives of individual people.

The biologists have essentially been pushed aside. Al Gore's just an opportunist. The person who is really responsible for this overestimate of global warming is Jim Hansen. He consistently exaggerates all the dangers.