You must have the courage to trust your instincts and be ready to question what other people don't. If you do that, you can seize opportunities that others would miss. Believe in yourself, and use everything you can - including the obstacles - to propel you along the road to success. Who knows what you might achieve?

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.

Being dyslexic can actually help in the outside world. I see some things clearer than other people do because I have to simplify things to help me and that has helped others.

If you run your business fairly; if you treat people well; if you try to move your business into areas that are making a real positive difference to other peoples lives; I think you'll A. have much pleasant life, but B. I think you'll have a much more successful business.

To achieve consistently terrific customer service, you must hire wonderful people who believe in your company's goals, habitually do better than the norm and who will love their jobs; make sure that their ideas and opinions are heard and respected; then give them the freedom to help and solve problems for your customers. Rather than providing rules or scripts, you should ask them to treat the customer as they themselves would like to be treated - which is surely the highest standard.

I think business leaders all over the world should not just think of how we can make lots of money, which is fine, but to take some of the problems in the world and get out there and tackle them using business. I think that if businesses do that we can get on top of these problems.

Global warming is another big area that we need to get on top of. And diseases in Africa, which we're also working on and seeing if we can make a difference on. And there are lots of issues that governments seem to be blind about.