Don't become a slave to technology - manage your phone, don't let it manage you.

We've definitely cracked the technology. Now we're just trying to be able to produce the amount of fuels that we need to satisfy our own needs and then other people's needs.

From the first days of my career as an entrepreneur, I have always used my own and my team's lack of experience to our advantage. In fact, at our first venture, Student magazine, we used our newcomer status to secure great interviews and generate publicity - people were excited about our new project and wanted to get involved. Our inexperience fed our restless enthusiasm for trying new things, which became part of our core mission.

As people's access to the internet grows we're seeing the sharing economy boom - I think our obsession with ownership is at a tipping point and the sharing economy is part of the antidote for that.

I want Virgin to be as well-known around the world as Coca-Cola.

Sometimes miracles come in pairs.

The truth is this: the Earth cannot provide enough food and fresh water for 10 billion people, never mind homes, never mind roads, hospitals and schools.