Being an entrepreneur simply means being someone who wants to make a difference to other people's lives.

Past failures unlock future successes

With space travel, [it's] no different. You know, in 1990 I read the name Virgin Galactic Airways. Loved the name. And set out to try to find an engineer or rocket scientist in the world who could build a safe, reusable rocket that could take people to and from space and we could start a whole new era of commercial space travel.

If young people do see me as an example (I'm very flattered if they do!) I hope it is as someone who will go out there and live life to the full.

For a successful entrepreneur it can mean extreme wealth. But with extreme wealth comes extreme responsibility. And the responsibility for me is to invest in creating new businesses, create jobs, employ people, and to put money aside to tackle issues where we can make a difference.

We had an electrical fault about 500 miles into the trip and lost more than half our fuel. We had a fire on the roof. And missed Los Angeles by 3,500 miles at the end of the trip and ending up in the arctic in a snowstorm.

We will be producing supersonic planes which will go far, far faster than Concordes. New York to Tokyo could be less than an hour. You could be traveling at 19,000 miles an hour orbitally.