What we need to do is to have a sensible approach to immigration. It needs to be open. It needs to be non-dogmatic and non-bigoted. We need to be firm but reasonable in the way we deal with the problem of illegal immigration. And we need to try to get as many of our immigrants who want to do so to become citizens as quickly as possible so that the American people will all see that this is a part of the process of American history, which is a good one for our country.

[It] has a lot of things in it that I like, but I think it's way too hard on financing things from immigrants.

First, I worry about climate change. It's the only thing that I believe has the power to fundamentally end the march of civilization as we know it, and make a lot of the other efforts that we're making irrelevant and impossible.

If you believe in making change from the bottom up, if you believe the measure of change is how many people's lives are better, you know it's hard and some people think it's boring. Speeches like this are fun, actually doing the work is hard.

When I first came to Washington in the 1960s, even at the height of the Vietnam War, until the end there in '68 there was a certain climate of cooperation. And then in the late sixties and in through the seventies, politics began getting more mean. And then from the eighties on it seemed to be institutionalized, this personal attack business. And I just hate it.

We all have to learn to live together.

In a fundamental sense, this debate about NAFTA is a debate about whether we will embrace these changes and create the jobs of tomorrow, or try to resist these changes, hoping we can preserve the economic structures of yesterday.