There is no planet B. We have to take care of the one we have

I don't live my life thinking about "if only." I just try to think positively about the future. We'll never know for certain what would have happened if we'd gone to Iraq. The important thing is that we've got to do everything we can to prevent other wars.

Failing can provide invaluable lessons and making mistakes and experiencing setbacks is part of the DNA of every successful entrepreneur.

The quickest way to become a millionaire in the airline business is to start out as a billionaire.

Money is for making things happen.

We should all seek to innovate, or be curious about innovation. Innovation truly is one of our greatest gifts.

A generation ago, the image was that you had to trample everyone else down to succeed; but I don't believe that makes good business sense.