I want to build a clock that ticks once a year. The century hand advances once every one hundred years, and the cuckoo comes out on the millennium. I want the cuckoo to come out every millennium for the next 10,000 years. If I hurry I should finish the clock in time to see the cuckoo come out for the first time.

Technology is everything that doesn’t work yet.

If transportation technology was moving along as fast as microprocessor technology, then the day after tomorrow I would be able to get in a taxi cab and be in Tokyo in 30 seconds.

[Language is] really a pretty amazing invention if you think about it. Here I have a very complicated, messy, confused idea in my head. I'm sitting here making grunting sounds and hopefully constructing a similar messy, confused idea in your head that bears some analogy to it.

I'm as fond of my body as anyone, but if I can be 200 with a body of silicon, I'll take it.

We're at a point in time which is analogous to when single-celled organisms were turning into multi-celled organisms. So we're the amoebas.

People are mostly focused on defending the computers on the Internet, and there's been surprisingly little attention to defending the Internet itself as a communications medium. And I think we probably do need to pay some more attention to that, because it's actually kind of fragile.