We'll be able to have very intelligent, little robots with computers going inside our bloodstream, keeping us healthy from inside, destroying cancer at the level of one cell.

Mobile phones are misnamed. They should be called gateways to human knowledge.

People talk philosophically, Oh, I don't want to live past 100.' You know, I'd like to hear them say that when they're 99.

By 2009, computers will disappear. Displays will be written directly onto our retinas by devices in our eyeglasses and contact lenses.

By the time we get to the 2040s, we'll be able to multiply human intelligence a billionfold. That will be a profound change that's singular in nature. Computers are going to keep getting smaller and smaller. Ultimately, they will go inside our bodies and brains and make us healthier, make us smarter.

I do have to pick my priorities. Nobody can do everything.

The profound aspect of technology is that once secrets are revealed, the magic doesn't disappear.