02/28/2012
https://congress.gov...
"I hope that as we go forward and try to figure out what the new nuclear deterrent needs to look like we don't imagine that we have to have absolutely everything."
"Credible deterrent is not just about how many nuclear weapons you have, but it is also about maintaining an open dialogue."
"I don't think we should simply say, 'Well, it is important so we are going to spend whatever it takes.'"
"We absolutely have to have a nuclear deterrent because, unfortunately, there other countries--and hostile countries like Russia, North Korea--that have nuclear weapons."