"I think China holds the key. And I have said before that China is the key to a peaceful outcome on the Korean Peninsula, but China is not the key to all outcomes."
"I think we need to continue to focus on maintaining the technological and asymmetric edge in undersea warfare."
"I do not. I mean, I have said before that I don't have enough--just the submarine numbers alone, I don't have what I need."
"I don't. But I will defer to Admiral Rogers and U.S. Cyber Command, and that is his job."
"Full sanctions remain in effect until North Korea makes concrete steps, demonstrates concrete steps toward denuclearization."
"That is the most powerful testimony I have heard at a committee hearing in 7 years."
"We just have to be thoughtful of that."
"I hope that under this administration our border security has zero tolerance."
"I don't share your confidence that North Korea is not going to attack either South Korea or Japan or the United States."
"We have to look at North Korea as if Kim Jong-un will do what he says."
"I disagree that we lack a strategy on North Korea, sir. I believe we do have a strategy."
"I do think that the message that comes from the government about drugs is important."