Ian Mcewan

It's good to get your hands dirty a bit and to test how you see things at a given point. And it's very pleasing after writing something like 'Atonement' or 'On Chesil Beach,' which are historical, to get involved in some plausible re-enactment of the here and now.

One important theme is the extent to which one can ever correct an error, especially outside any frame of religious forgiveness. All of us have done something we regret - how we manage to remove that from our conscience, or whether that's even possible, interested me.

You enter a state of controlled passivity, you relax your grip and accept that even if your declared intention is to justify the ways of God to man, you might end up interesting your readers rather more in Satan.

My venture investing career has three phases, all roughly 6-8 years long. The first, at Euclid, was software to Internet. The second, at Flatiron, was Internet to bubble. And the third, at USV, has been web 2 to mobile. I have always used a new firm to denote a new investment phase for me. Throw away the old. Start with the new.