An aggressor nation or extremist group could gain control of critical switches and derail passenger trains, or trains loaded with lethal chemicals.

You know, as director of the CIA, I got an awful lot of intelligence about all the horrible things that could go on across the world.

Well look, CIA is an agency that has to collect intelligence, do operations. We have to take risks and it's important that we take risks and that we know that we have the support of the government and we have the support of the American people in what we're doing.

I think the primary message to the world is that the United States is going to remain the strongest military power in the world.

Money is not the most important thing, but when you need it, there are few substitutes. So while I like the things money can buy, I love what money won't buy. It bought me a house but it won't buy me a home. It would buy me a companion but it won't buy me a friend.

When the idle poor become the idle rich, you'll never know just who is who, or which is which.

Since leaving DB, I have participated in many conferences and swish events that other financial institutions have held for their women's groups.

I'm still doing what I've always wanted to do, and how big it gets or how much money I make for it or how popular I am in the public's eye is really not that important, even though it's hard to let that go.