"The relevance for 9/11 is that what 9/11 marked was the beginning of a struggle in which the terrorists come at us and strike us here on our home territory. And it's a global operation. It doesn't know national boundaries or national borders."

"It used to be you needed to have a very large sophisticated state before you could even have a nuclear weapon... Now the technology is widespread enough. It doesn't take very many people to be able to cobble together a devastating attack, and all it takes is one."

"We were trying to get all of the planes down out of the sky. And we watched as the towers of the World Trade Center collapsed - something no one expected and anticipated. And you could sit there and see and be aware that thousands of people were at that moment being killed as a result of the terrorist attacks that struck the United States."

"Like many Americans, I've always been intrigued by Bill Clinton. I obviously didn't always agree with him - enjoyed running against his legacy in 2000, when Al Gore was his designated successor, but I don't have anything negative I would say about Bill Clinton."

"The good Lord didn't see fit to put oil and gas only where there are democratically elected regimes friendly to the United States. Occasionally we have to operate in places where, all considered, one would not normally choose to go. But we go where the business is."

"I was convinced that eventually I would die of heart disease, that we'd run out of time and out of treatment, the technology wouldn't keep ahead of my disease. And now all of the sudden, when you get the new heart, your life opens up before you again."

"You can't fall back on the private sector and say, 'You take care of the nation's banking system.' That's a fundamental function of the government, the Federal Reserve, the Treasury and the FDIC, etc. All of those agencies have a major role to play there."

"We've gotten a long way on missile defense. We know how to do it. We know how to take down incoming warheads, but we need to do a lot more work in order to be - to deploy a system that'll defend the United States against those kinds of limited strikes that might be possible by a nuclear armed North Korea or Iran."

"I worked for George Bush. I'm proud to have worked for him. I think that a lot of the most controversial things we did, that people didn't like and - and criticized us for, things like the terror surveillance program or the enhanced interrogation techniques, were things that allowed us to save lives."

"It's not just Bin Laden or just those that are involved in the counterterrorism effort. We've gotta cast the net broader than that. But I think it's a - very special tribute that we all owe to the bravery and courage of the men and women in the intelligence and military business who performed so well to finally get it done."

"In terms of asking questions, I plead guilty. I ask a hell of a lot of questions. That's my job."

"Direct threats require decisive action."

"I think the key that happened on 9/11 is we went from considering terrorist attacks as a law enforcement problem to considering terrorist attacks, especially on the scale we have on 9/11, as being an act of war."

"The nations morals are like its teeth, the more decayed they are the more it hurts to touch them."

"We don't bother much about dress and manners in England, because as a nation we don't dress well and we've no manners"

"The nations morals are like its teeth, the more decayed they are the more it hurts to touch them"

"The main hope of a nation lies in the proper education of its youth"

"The real issue is not if a crossing is put in, but when. It would be negligent on the part of Union Pacific and the California Public Utilities Commission to not address the problem."

"People are often frightened of Parisians, but an American in Paris will find no harsher critic than another American."

"We're going to have the best-educated American people in the world."

"The Holocaust was an obscene period in our nation's history. I mean in this century's history. But we all lived in this century. I didn't live in this century."

"Few nations have been so poor as to have but one god. Gods were made so easily, and the raw material cost so little, that generally the god market was fairly glutted and heaven crammed with these phantoms."

"Patriotism is the last refuge of the scoundrel."

"The appearance and retirement of actors are the great events of the theatrical world; and their first performances fill the pit with conjecture and prognostication, as the first actions of a new monarch agitate nations with hope and fear"