I'm quite bullish. We're coming up on year 15 of a flat stock market. Historically that's a pretty good sign. So I'm not a hedge-fund manager but if I was I think I'd be feeling pretty good.

Every kid coming out of Harvard, every kid coming out of school now thinks he can be the next Mark Zuckerberg, and with these new technologies like cloud computing, he actually has a shot.

Companies in every industry need to assume that a software revolution is coming.

There will be certain points of time when everything collides together and reaches critical mass around a new concept or a new thing that ends up being hugely relevant to a high percentage of people or businesses. But it's really really hard to predict those. I don't believe anyone can.

I don't exclusively talk to people on social media; I don't meet people through Tinder. I try to keep it face-to-face, and to be aware if my phone is sucking me away from the rest of the world.

I've never been a great one for technology.

When I was eight, an uncle, great uncle, gave a violin to me, and my father took me off to have lessons. After about six weeks, the violin teacher told my father he was wasting his money, wasting his time, and wasting my time, and it's one of my big regrets.

In terms of digital photography, I continue to print and use film for the most part. I still shoot with film, 21/4 film specifically, and I love it. I love it because I know what it does, how it really responds to light.