I strongly agree with Vice President Gore that we cannot drill our way to energy independence, but must fast-track investments in renewable sources of energy like solar power, wind power and advanced biofuels...

It is important for us to understand that the way we are perceived in the world is going to make a difference, in terms of our capacity to get cooperation and root out terrorism. And one of the things that I intend to do as president is to restore America's standing in the world.

It's important to know that the vast majority of people who were excited in 2008 are still really enthusiastic. We've got more volunteers now than ever, and they're engaged, they're motivated, they're not paying attention to the ups and downs of polls or Washington.

Our nation honors its unbroken line of fallen heroes - and I see many of them in the audience here today.

Even when you go up ramp, and you think about [Franklin D. Roosevelt] wheeling himself up, you know, got a little cigarette holder in his mouth, and it, that, that awe that you feel, that reverence that you feel for the place never entirely leaves.

I became a lightning rod for some partisan battles. I could not be prouder of the track record we've put together. By almost every measure, the country is significantly better off than when I came in.

It was into my father's image, the black man, son of Africa, that I'd packed all the attributes I sought in myself, the attributes of Martin and Malcolm, DuBois and Mandela.