We have a business that some people feel pollutes, and I happen to agree with them. ... And so on the basis of trying to do good and, you know, hopefully turn a profit, what we did was we pledged that we'd put all the profits from our airline business into trying to develop clean fuels.

Commitment is not letting people down. That's very important in life.

There is no real difference between work and play - it’s all living.

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

Successful entrepreneurs don't wait for the perfect moment - they create it

One key to entrepreneurial success is to get a great group of people around you who believe in your idea.

Loyal employees in any company create loyal customers, who in turn create happy shareholders.