Resistance to change is always the biggest obstacle.

Solar, for example - which has typically been thought of as so expensive - is cheap when compared with, for example, the cost of cleaning up the Fukushima nuclear disaster and the Gulf.

I think electric cars can help save Detroit. They reflect good decision-making, and there has been bad decision making in the auto industry for so long, in my view.

Obviously the horse can still do things that the gas car can never do, and the gas car will always be able to do things the electric car can't do. But they have really different uses and advantages.

I like to take folks back to the turn of the century when people said 'gas cars can never replace horses because you can feed horses at your house, you get along with them, they're nice.'

I think China is set up to surpass the US on the even more critical industry of green power.

I'm sure the gasoline companies would love to keep their 100 percent monopoly on transportation fuel.

The first task is to discover the dharma by introspection, by constantly questioning yourself and asking yourself, "What is right?"

A lot of things affect women differently than men, and women get left out.

There's been an increase in the number of Iraqis in training, but more Americans are dying and violence is increasing.

When I was at Manchester, where there was a modern swimming pool, I was looked on as a great man, not for so trivial a reason as being an FRS, but because I used to dive off a five-metre board.

Write every day even if it is just a paragraph.

Sometimes, the most courageous act a human can do is to let somebody love them

If we can not love the person whom we see, how can we love God whom we can not see?

Stars, everywhere. So many stars that I could not for the life me understand how the sky could contain them all yet be so black.

I think that many people in history who had power were bumped off because they had power.

No place affords a more striking conviction of the vanity of human hopes than a public library.