We can rattle our sabers all we want but, realistically, we don't have troops for an invasion [Iran] and surgical strikes aren't going to work.

Let it be said to our children's children that when we were tested we refused to let this journey end, that we didn't turn our back nor did we falter; and with eyes fixed on the horizon and God's grace upon us, we carried forth that great gift of freedom and delivered it safely to future generations.

And that means that no matter how we reform health care, we will keep this promise to the American people: If you like your doctor, you will be able to keep your doctor, period. If you like your health care plan, you'll be able to keep your health care plan, period. No one will take it away, no matter what.

For decades, our differences with Iran meant that our governments almost never spoke to each other. Ultimately, that did not advance America's interests.

We do not benefit from a relationship with China or any other country in which we put our values and our ideals aside.

If John McCain wants to have a debate about who has the temperament, and judgment, to serve as the next Commander-in-Chief, that's a debate I'm ready to have.

I don't care whether you're driving a hybrid or an SUV. If you're headed for a cliff, you have to change direction. That's what the American people called for in November, and that's what we intend to deliver.