There are millions of people out there who would love to become astronauts, who'd love to go to space - they'd love to look back at this wonderful world from space. That will be the engine that will enable us then to develop spaceships to transport people around the world at tremendous speeds in an environmentally friendly way.

Unless you dream, you're not going to achieve anything.

Spend more time smiling than frowning and more time praising than criticizing.

You don't have to be one of the Elders. You don't have to be well known. You just have to be determined to care about people. That's all it takes.

Communication: the thing humans forgot when we invented words.

Don’t just play the game – change it for good.

I am always working on the go.