...More important than the deficit, more important then healthcare-more important than anything-we have got to do something about our energy strategy. Because if we permit the climate to continue to warm at an unsustainable rate, and if we keep on doing what we're doing until we're out of oil and we haven't made the transition, then it's inconceivable to me that our children and grandchildren will be able to maintain the American way of life and that the world won't be much fuller of resource-based wars of all kinds.

The Kyoto Treaty wasn't perfect, but we signed it, in fact, helped to draft it. And I'm very proud of it, it was the world's first commitment to doing something comprehensive on greenhouse gases and trying to reduce global warming before we do irreversible damage to many civilizations around the world.

...Nixon's subversion [of the consititution] consisted of: One presidental lie; one invocation of presidental privilege, and zero criminal offences.

Demand that your government pays more attention. It's immoral that people in Africa die like flies of diseases that no one dies of in the United States. And the more disease there is, the more political unrest there will be, leading to more Darfurs, which the U.S. will have to pay to fix.

Our land of new promise will be a nation that meets its obligations, a nation that balances its budget, but never loses the balance of its values.

The most ethical administration in the history of the Republic.

Don't you ever orget that in the end, our future is tied to people, that it's more about ideas than a tax.