When it comes to climate, we can all make a big difference.

If you want your energy bills to go up, you should support an ever greater dependence on foreign oil, because the rate of new discoveries is declining as demand in China and India is growing, and the price of oil and thus the price of coal will go sky high.

Two thousand scientists, in a hundred countries, engaged in the most elaborate, well organized scientific collaboration in the history of humankind, have produced long-since a consensus that we will face a string of terrible catastrophes unless we act to prepare ourselves and deal with the underlying causes of global warming.

I remain optimistic that ultimately free speech and a free press where individuals have access to the dialogue will have a self-correcting quality.

The Founders of the U.S. gave the senators a term of office three times longer than that of a representative precisely to encourage a reflective frame of mind, a distance from the passions of the voters, and a capacity for deliberative consideration.

It should be lifted above partisanship because it's a question of survival. It's a moral issue.

A president who breaks the law is a threat to the very structure of our government.