If you're hurt, lick your wounds and get up again. If you've given it your absolute best, it's time to move forward.

My definition of success? The more you are actively and practically engaged, the more successful you will feel.

I've had many challenges - every entrepreneur does - it's the nature of the beast.

Kitesurfing is one of the greatest sports in the world. I highly recommend this to anyone who has access to the ocean. There is nothing more freeing than being out there and kitesurfing. When my schedule permits, it's the first thing I do in the morning, before I have breakfast. Tennis is also fun, especially against someone far better at the sport than I am.

If you're hurt, lick your wounds and get up again. If you've given it your absolute best, it's time to move forward.

Ridiculous yachts and private planes and big limousines won't make people enjoy life more, and it sends out terrible messages to the people who work for them. It would be so much better if that money was spent in Africa - and it's about getting a balance.

THERE'S NO OTHER WAY to find out whether or not you'll be successful other than just doing it