We cannot idealize technology. Technology is only and always the reflection of our own imagination, and its uses must be conditioned by our own values. Technology can help cure diseases, but we can prevent a lot of diseases by old-fashioned changes in behavior.

After years of denial and deception, the Philip Morris company has admitted that cigarette smoking causes lung cancer and other diseases. This formal acknowledgment comes far too late but still we must all welcome it. It can be the beginning of clearing the air.

We simply have to transition from an economy based almost exclusively on oil and coal and natural gas to one that's far more diversified, that uses solar energy, and wind energy, and the power of the tides, and bio-mass energy, and eventually, develops hydrogen.

Citizenship in the 21st century requires more than paying your taxes and voting and occasionally running for office. That even if you're never in political office, you have political responsibilities. You can make your society stronger and better.

Four years ago nobody but nuclear physicists had ever heard of the Internet. Today even my cat, Socks, has his own web page. I'm amazed at that. I meet kids all the time, been talking to my cat on the Internet.

When you're a former president, you have much less power, but you have a lifetime of experience and contacts and if you've got the energy, you can bring influence to bear on a small but still fairly substantial number of things where you can concentrate on it because you don't have to change the subject when you wake up in the morning and there's something else in the newspaper.

If, two people have good minds and they're looking at problems, if they agree all the time it means one of them is not thinking. If they disagree all the time, it means one of them is not thinking. They're just allowing their political position to dictate their position on an issue. And I think that's unhealthy. And the public knows better.