I will not, nor will I ever, publicly divulge sensitive intelligence sources and methods. For when that happens, our national security is endangered and lives can be lost.

I go to bed at night worrying that I didn't do enough that day to make sure I protect the American people.

We know from the material that was recovered from the bin Laden compound that bin Laden was looking at the 10th anniversary of 9/11 as an opportunity to strike yet again at the U.S. homeland.

Is real, it is serious, it is growing, and it constitutes one of the greatest threats to our national security and, indeed, to global security.

As a matter of international law, the United States is in an armed conflict with al-Qaida, the Taliban, and associated forces, in response to the 9/11 attacks, and we may also use force consistent with our inherent right of national self-defense.

Jihad is holy struggle, a legitimate tenet of Islam meaning to purify oneself or one's community.

We need to make sure that leaks of classified information, of national security secrets, needs to be rigorously pursued and prosecuted to the fullest extent of the law.