By working hard, by making the right moves, you can create your own luck, I think. But certainly luck plays a part.

Happiness is the secret ingredient for successful businesses. If you have a happy company it will be invincible.

Have passion for what you do; believe in yourself and your product and your customer; persevere; delegate; listen. Have fun. Today, I add: "Do good".

Respect is how to treat everyone, not just those you want to impress.

There are no quick wins in business - it takes years to become an overnight success.

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.

We love Formula One and think Formula One's great. But we think Formula E is different. We would be making a big mistake if we tried to compete with Formula One and be similar to Formula One, we have to be radically different to Formula One to have a chance of survival. I don't mean survival by beating Formula One but co-existing complimentary to Formula One.