As I walked down the street while talking on the phone, sophisticated New Yorkers gaped at the sight of someone actually moving around while making a phone call. Remember that in 1973, there weren't cordless telephones, let alone cellular phones. I made numerous calls, including one where I crossed the street while talking to a New York radio reporter - probably one of the more dangerous things I have ever done in my life.

We are now living in a completely digitalized world and a completely globalized world, so we have to find some new mechanisms and values to deal with this post-digitalized and post-globalized world.

Most software today is very much like an Egyptian pyramid with millions of bricks piled on top of each other, with no structural integrity, but just done by brute force and thousands of slaves.

These four policy prescriptions - strengthening educational opportunities, revamping immigration rules for highly skilled workers, increasing federal funding for basic scientific research, and providing incentives for private-sector R&D - should in my view be top priorities as Congress and the Administration consider how to maintain the nation's leadership in science, technology, and innovation.

Considering what human beings do and have done to human beings (and to other living things as well) ... I can never imagine what the devil people think computers can add to the horrors.

Like anything else, you can use the Internet for good or ill. You can get out of it what you want to. There's no evil about it. The way I see it, it's a liberation.