And there’s been drift in Afghanistan over the last couple of years. That’s something that we intend to fix this.

When it comes to telephone calls, nobody is listening to your telephone calls. That's not what this program is about. ... What the intelligence community is doing is looking at phone numbers, and durations of calls; they are not looking at people's names and they're not looking at content. ... If the intelligence committee actually wants to listen to a phone call they have to go back to a federal judge, just like they would in a criminal investigation.

Basically, I am a night owl. My wife is an early bird, so she goes to bed around 9:30, and my kids are in bed about 8. So, if I am home, I will usually start writing about 9:30 and go till about 12:30 or 1:30, depending on what my energy level is.

We are engaging in the diplomatic efforts that are required within Iraq among the Shia, the Sunni and the Kurd, among friends, like Egypt, and Turkey and Saudi Arabia, but also enemies like Iran and Syria. They have to have buy-in into that process.

We are still the America that does the hard things, that does the great things. We're the nation that always dared to dream. We're the nation that dared to take risks.

This kind of inequality - a level that we haven’t seen since the Great Depression - hurts us all. When middle-class families can no longer afford to buy the goods and services that businesses are selling...it drags down the entire economy from top to bottom. America was built on the idea of broad-based prosperity... That’s why a CEO like Henry Ford made it his mission to pay his workers enough so that they could buy the cars he made. It’s also why a recent study showed that countries with less inequality tend to have stronger and steadier economic growth over the long run.

Rather, my perceptions about how we solve problems in health care or education span across a whole range of areas. And I want to try to capture that complexity.