Some 80% of your life is spent working. You want to have fun at home; why shouldn't you have fun at work?
When I was 15, I left school to start a magazine, and it became a success because I wouldn't take no for an answer. I remember banging on James Baldwin's door to ask for an interview when he came to England. Then I got Jean-Paul Sartre's home phone number and asked him to contribute. If I'd been 30, he might have said no, but I was a 15-year-old with passion and he was charmed. Making money was always just a side product of having a good time and creating things nobody'd seen before.
My mother was determined to make us independent. When I was four years old, she stopped the car a few miles from our house and made me find my own way home across the fields. I got hopelessly lost.
The truth is this: the Earth cannot provide enough food and fresh water for 10 billion people, never mind homes, never mind roads, hospitals and schools.
I think I've learned that if you have a house, you end up living in the kitchen, so if you have one big kitchen and then enough bedrooms for your family, that's about all you need for a home.
I am always working on the go. I have never had an office that I work out of and work has become intertwined with my personal life. Fortunately I am able to work from my home and can answer my e-mails in the morning, play tennis or kitesurf in the afternoon to keep fit and have meetings or phone calls in between.