So unlike having to convert, you know, all the cars' or all the lorries' petrol stations, once you've actually got the clean fuels, it's relatively easy to, you know, get it to the airplanes.

If you look for the best in your employees, they'll flourish. If you criticize or look for the worst, they'll shrivel up. We all need lots of watering.

If you don't take risks you won't achieve anything.

We should focus on what people get done, not on how many hours or days worked. Just as we don't have a nine-to-five policy, we don't need a vacation policy.

The funny thing is people won't let me pay for things. I'll be in a restaurant and the manager will say, 'Oh no, it's on the house.'

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

Luck is when determination meets opportunity