Business opportunities are like buses, there's always another one coming.

One day offices will be a thing of the past

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.

So unlike having to convert, you know, all the cars' or all the lorries' petrol stations, once you've actually got the clean fuels, it's relatively easy to, you know, get it to the airplanes.

And from, you know, small ideas, bigger ideas emerge. So we're starting with suborbital space flights and we'll then go into orbital space flights and, you know, maybe one day we'll send people on a one-way voyage into the depths of space as per the science fiction trips.

The war on drugs has gone on for about forty-five, fifty years - and it's been a complete failure. If you had a business that was failing so badly, you would change course. And it's just incredible that governments continue along the same course.

Most entrepreneurs are not doing it for financial motives in the first place. They're just people who love creating.