Confronting climate change is, in the long run, one of the greatest challenges that we face, and you can see this duty or responsibility laid down in scriptures, clearly.

We should not allow a tiny minority of shoddy scientists and science and extreme ideologues to compete with scientific facts.

Palestinians need to stop the incitement. They need to stop that kind of activity. But at the same time, there is a need to see the broader conflict here and understand that there has to be some kind of ultimately negotiated political track that's going to resolve the difference between Palestinians and Israelis.

It's one thing to be certain, but you can be certain and you can be wrong.

At every step of the way, George W. Bush has put the narrow interests of the few ahead of the interests of most Americans.

Israel gets more than half of all the military purchasing assistance that America gives to all the nations in the world.

I believe America's best days are ahead of us because I believe that the future belongs to freedom, not to fear.