We will harness the sun and the winds and the soil to fuel our cars and run our factories.

In America, we then made a commitment, particularly after World War II with the GI Bill, to massively expand our commitment to college education, and that meant we had more engineers and we had more scientists and that meant we had better technology, which meant that we were more productive and we could succeed in the global marketplace.

What we can do is to shape how that process of global integration proceeds, so that it's increasing opportunity for ordinary people, so that it's creating better jobs, so that we are strengthening protections for workers, so that we are addressing some of the environmental challenges that come with rapid growth.

Obviously [my daughters] - and Michelle - have made a lot of sacrifices on behalf of my cockamamie ideas, the running for office and things.

Of course, violence will not end with our combat mission. Extremists will continue to set off bombs, attack Iraqi civilians and try to spark sectarian strife. But ultimately, these terrorists will fail to achieve their goals.

I'm trying to move an aircraft carrier here, I'm not just steering the speedboat.

We will not apologise for our way of life.