At Google, we see and feel the dangers of the government-led Net crackdown.

What is special about VOIP is that it's just another thing you can do on the Internet, whereas it is the only thing - or nearly the only thing with the exception of the dial-up modem and fax - that you can do on the public switched telephone network.

The purpose behind terrorism is to instill fear in people - the fear that electrical power, for instance, will be taken away or the transportation system will be taken down.

The computer would do anything you programmed it to do.

Information flow is what the Internet is about. Information sharing is power. If you don't share your ideas, smart people can't do anything about them, and you'll remain anonymous and powerless.

I've been hearing-impaired, not quite since birth, but I've been wearing hearing aids since I was 13, so I'm very conscious of the difficulty of voice communication.

I think imaginative exercises can have a profound impact on the future - what you can imagine can sometimes turn into something you can figure out how to build.