Certainly there's a phenomenon around open source. You know free software will be a vibrant area. There will be a lot of neat things that get done there.

So we do software for watches, for phones, for TV sets, for cars. And some of these take a long time to catch on.

Playing Bridge is a pretty old fashioned thing in a way that I really like... I do the dishes every night - other people volunteer but I like the way I do it.

Contrary to Piketty’s rentier hypothesis, I don’t see anyone on the [Forbes 400 list of the wealthiest Americans] whose ancestors bought a great parcel of land in 1780 and have been accumulating family wealth by collecting rents ever since. In America, that old money is long gone - through instability, inflation, taxes, philanthropy, and spending.

Having kids has been a fantastic thing for me. It's meant that I'm a little more balanced. In my twenties I worked massively, hardly took vacation at all. Now, I, with the help of my wife, I'm always making sure I've got a good balance of how I spend my time.

It's really kind of cool to have solar panels on your roof.

You know, development sometimes is viewed as a project in which you give people things and nothing much happens, which is perfectly valid, but if you just focus on that, then you'd also have to say that venture capital is pretty stupid, too. Its hit rate is pathetic. But occasionally, you get successes, you fund a Google or something, and suddenly venture capital is vaunted as the most amazing field of all time. Our hit rate in development is better than theirs, but we should strive to make it better.