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.

I think business needs to have a heart and to have a heart a company must be more than just a moneymaking machine.

You don't have to be one of the Elders. You don't have to be well known. You just have to be determined to care about people. That's all it takes.

I've been in Africa, and I've been to hospitals of Africa, and they're not hospitals, they're places where people go to die. And rows and rows and rows of people just dying and the waiting rooms of the hospitals are full of people waiting to get into the beds of the people who died the night before, and they're dying from unnecessary diseases.

Nobody's ever called me Sir Richard. Occasionally in America, I hear people saying Sir Richard and think there's some Shakespearean play taking place. But nowhere else anyway.

Having a good network can be invaluable. It opens doors for you and allows you to enter into opportunities that are beneficial to your business. In this sense, 'who you know' is undoubtedly important, but to me 'what you know' is more important because once an opportunity shows itself, it is up to you to make the most of it, and this is down to your knowledge and skill.

I've used the Phoenix Centrifuge to replicate what the body's going to go through on the flight up. I've also done some gravity tests with ZERO-G [a charter-flight service in Arlington, Va., that uses modified Boeing 727s to simulate weightlessness], which went great.