When I was 13, I forged my date of birth so that I could get a Saturday job at Woolworth's, earning £1 3s 6d for the day. But my real ambition was to do something in the music world - or, at least, close to it."

I've got so much money it's ridiculous.

I'm in spend-down. I've got a billion in cash. You can't leave people a billion pounds, can you?

I've been offered a peerage already, and turned it down.

We who work in technology have nurtured an especially rare gift: the opportunity to effect change at an unprecedented scale and rate. Technology, community, and capitalism combine to make Silicon Valley the potential epicenter of vast positive change.

I want to be one of the biggest social media stars ever to become an actor.

Inside a company, you can mandate that everyone use the same technology, which means you can go a little bit, I don't know, higher-fidelity than the lowest-common-denominator technology. There are a lot of things that Slack gives you that email doesn't when you think about internal use.

Before the Internet, we were in a different sort of dark age. We had to wait to hear news on TV at night or in print the next day. We had to go to record stores to find new music. Cocktail party debates couldn't be settled on the spot.