We know that this nation entered into solemn treaties [with Indian tribes] which have been continuously violated for more than 250 years. It's a disgrace. It's an outrage. We must do everything in our power to keep those treaties. Otherwise, the word of the United States government is no good.

The fact that we did not give the demonstrators in Iran our moral support when a young woman named Neda bled to death in the streets of Iran will go down as one of the great mistakes of the 21st Century.

I think the American people should know there's already strong influences toward another deployment of American troops in an open-ended commitment.

I believe in evolution. But I also believe, when I hike the Grand Canyon and see it at sunset, that the hand of God is there also.

War is wretched beyond description, and only a fool or a fraud could sentimentalize its cruel reality.

Our nation has both an obligation and self-interest in facing head-on the serious environmental, economic and national security threat posed by global warming.

In prison, I fell in love with my country. I had loved her before then, but like most young people, my affection was little more than a simple appreciation for the comforts and privileges most Americans enjoyed and took for granted. It wasn't until I had lost America for a time that I realized how much I loved her.