Because as tough as things have been, I am convinced you are tougher. I've seen your passion and I've seen your service... I've seen a generation eager, impatient even, to step into the rushing waters of history and change its course.

Environmentalism is not an upper-income issue, it's not a white issue, it's not a black issue, it's not a South or a North or an East or a West issue. It's an issue that all of us have a stake in. And if I can do anything to make sure that not just my daughter but every child in America has green pastures to run in and clean air to breathe and clean water to swim in, then that is something I'm going to work my hardest to make happen.

There are few things in life that are harder to find and more important to keep than love. Well, love and a birth certificate.

That sort of lack of awareness on the part of an activist about the constraints of our political system and the constraints on this office, I think, sometimes would leave me to mutter under my breath. Very rarely did I lose it publicly. Yeah, usually I'd just smile.

[A]lthough the principle of equality has always been self-evident, it has never been self-executing.

It is time for a new compact among the civilized peoples of this world to eradicate war at its most fundamental source: the corruption of young minds by violent ideology.

It [the Constitution] didn't break free from the essential constraints that were placed by the founding fathers in the Constitution, at least as it's been interpreted, and the Warren court interpreted it in the same way that generally the Constitution is a charter of negative liberties. It says what the states can't do to you, it says what the federal government can't do to you, but it doesn't say what the federal government or the state government must do on your behalf. And that hasn't shifted.