There is no planet B. We have to take care of the one we have

We'll not be sending anyone into space before it is safe and the vehicle is well and truly tested.

Publicity is absolutely critical. A good PR story is infinitely more effective than a front page ad.

No matter where my travels take me, my day starts with a good work out, preferably kitesurfing or tennis. Exercise puts me in the right state of mind for the day. Dedicating time in the morning to exercise your body will make a big difference when you have to focus your mind on the day's work.

There is no real difference between work and play - it’s all living.

I believe in myself. I believe in the hands that work, in the brains that think, and in the hearts that love.

My philosophy is that if I have any money I invest it in new ventures and not have it sitting around.