About 40 percent of my time is spent on social issues and building new organizations, more for the benefit of the climate or health issues.

Give your employees a mission that matches their ambitions. When you challenge people, they surprise you.

We went all the way down the Himalayan chain for a day and a half. That was magnificent, except the Chinese told us they were going to shoot us down if we came out the far end. So I spent a lot of my time contacting former Prime Minister Tony Blair begging him to tell the Chinese we were coming in this direction by mistake and could he please say we have no nasty motives for flying into their territory.

Colleagues should take care of each other, have fun, celebrate success, learn by failure, look for reasons to praise not to criticize, communicate freely and respect each other.

Entrepreneursh ip is a great leveller, since having the benefit of a wealthy background or a generous investor isn't always an advantage. The wonderful thing is that money is not the sole currency when it comes to starting a business; drive, determination, passion and hard work are all free and more valuable than a pot of cash.

Red tape will often get in your way. It's one of the reasons I often carry scissors!

If family or friends are unwell or ill - it's perhaps the only thing that really can make one feel vulnerable.