There'll always be serendipity involved in discovery.

The world is littered with corpses that predicted technology in a particular arena was done. If there's another gigantic step change out there, we don't yet know what it is.

For many people, extended reading sessions on an LCD display cause eyestrain.

I'm skeptical of any mission that has advertisers at its centerpiece.

I don't buy stocks, I make stocks.

The killer app that got the world ready for appliances was the light bulb. So the light bulb is what wired the world. And they weren't thinking about appliances when they wired the world. They were really thinking about - they weren't putting electricity into the home. They were putting lighting into the home.

I'm not saying that advertising is going away. But the balance is shifting. If today the successful recipe is to put 70 percent of your energy into shouting about your service and 30 percent into making it great, over the next 20 years I think that's going to invert.