Look, if you can indulge in your passion, life will be far more interesting than if you're just working. You'll work harder at it, and you'll know more about it. But first you must go out and educate yourself on whatever it is that you've decided to do - know more about kite-surfing than anyone else. That's where the work comes in. But if you're doing things you're passionate about, that will come naturally.

Not enough people realize the satisfaction you can get from really pushing yourself to the limits.

I was dyslexic, I had no understanding of schoolwork whatsoever. I certainly would have failed IQ tests. And it was one of the reasons I left school when I was 15 years old. And if I - if I'm not interested in something, I don't grasp it.

Lavish praise on people and people will flourish; criticize people and they'll shrivel up.

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

To be a great leader, you must be a great listener

The best lessons are usually learned from failure. You musn't beat yourself up if you fail - just pick yourself up, learn as much as you can from the experience and get on with the next challenge...The brave may not live forever, but the cautious never live at all.