I always tell other people to protect against the downside, and not risk roughing on new ventures, but I never stuck to that rule myself.

Money is a poor indicator of success.

The Earth cannot wait 60 years. I want a future for my children and my children's children. The clock is ticking.

As much as you need a strong personality to build a business from scratch, you also must understand the art of delegation.

Giving back has to do with the way I was brought up and the fact that I've traveled widely and seen terrible situations in the world. To sleep well at night, those of us who are in a position to help must address these situations. I'd get far greater satisfaction out of, say, walking into a hospital I'd built in South Africa than I would by sitting on a beach. I'm fortunate enough to be in a position to make a difference, and I don't want to waste that. I suspect I was also lucky to have parents who drove me from a young age.

I just think you need to spice up life every now and then with a bit of adventure and excitement.

We'd love to be involved with the creation of something very special, something quite large and something quite exciting.