Travel requires a great deal of energy - whether you go by car, by bus, by train or plane. We'll likely be using hydrogen as our main energy for transport.

I'm not one of those to say Kyoto is not worth the paper it's printed on.

It's too late to stop climate change, that's for sure, but we can still influence the degree of changes and the degree of impacts. We can prepare for a softer landing.

I was an avid reader of futurists during the 1970s and '80s. They were so wrong - about everything.

It's always difficult to make predictions about the future.

Individual transportation has become synonymous for freedom and liberty, so it would be difficult to actually get rid of individualized transport, and in rural areas that would be impossible.

Nature does not forgive.

Having haters is just a part of the business, and the more haters you have, the more people like you - that's how I view it, because I try to see the positive in things.

The hardest thing for a chief executive to do is to tell someone that they don't have a job anymore.

My shoes are perfect for the very sexy woman who wants to be elegant.

When I can no longer create anything, I'll be done for.

I'm not sure Lincoln would fare well if he were a presidential candidate today.

When Lady Gaga says I am her inspiration, you reach kids between 12 and 18. Now I am like a brand - jeans, Coca-Cola.

Artists make things so much easier for themselves when they learn to trust their eyes.

Golf is a game of endless failure and frustration.

Nakedness, hunger, distress of all kinds, death itself have been cheerfully suffered, when the heart was right. It is the feeling of injustice that is insupportable to all men.

As we develop new beliefs about who we are, our behavior will change to support the new identity.