Our plan will not favor religious institutions over nonreligious institutions. As president, I'm interested in what is constitutional and I'm interested in what works.

A failed Iraq would make America less secure.

America will never seek a permission slip to defend the security of our people.

To those of you who received honours, awards and distinctions, I say, well done. And to the C students, I say, you too can be president of the United States.

There is a natural greenhouse effect that contributes to warming. Greenhouse gases trap heat and thus warm the Earth because they prevent a significant portion of infrared radiation from escaping into space.

As I mentioned we have arrested or detained over 1,000 people here in America to determine to find out what they know.

I believe that we will succeed in Iraq, because, one, the Iraqis want to live in a free society. And, two, that the Iraqis want to take the fight to the enemy. And people want me to put a timetable on things; that's a huge mistake. Putting a timetable on this - on our stay there in Iraq simply emboldens the enemy and discourages our friends.