The No. 1 national security challenge to confront us is a weapon of mass destruction going off in a U.S. city. Well, it could come in a seaport. So we should focus on what it would take to make sure that doesn't happen.

The degree to which the Bush administration is willing to invest in conventional national security spending relative to basic domestic security measures is considerable.

I think in national security, the war in Iraq is troublesome and a difficult challenge, but our troops and the military leaders we have are managing that situation, although it continues to be very risky and very dangerous.

I think you're going to see a heavy concentration in the months ahead on national security items and making sure that terrorism doesn't revisit American shores.

The Xerox machine is one of the biggest threats to national security ever devised.

AIDS and malaria and TB are national security issues. A worldwide program to get a start on dealing with these issues would cost about $25 billion... It's, what, a few months in Iraq.