I very much believe in reforming the tax system.

The map isn't always the territory, and you have to kind of walk through it to get a feel for it.

The truth is that, in trying to get at terrorists who are in countries that either are unwilling or unable to capture those terrorists or disable them themselves, there are a lot of situations where the use of a drone is going to result in much fewer civilian casualties and much less collateral damage than if I send in a battalion of marines.

This Administration also puts forward a false choice between the liberties we cherish and the security we demand... That means no more illegal wire-tapping of American citizens. No more national security letters to spy on citizens who are not suspected of a crime. No more tracking citizens who do nothing more than protest a misguided war. No more ignoring the law when it is inconvenient. That is not who we are.

Around the world, Gandhi, Nelson Mandela -- what they did was hard. It takes time. It takes more than a single term. It takes more than a single president. It takes more than a single individual.

We need more responsibility, but we need it not just when there's a crisis. I mean, we've had years in which the reigning economic ideology has been what's good for Wall Street, but not what's good for Main Street.

As I got older, then my particular ambitions started cohering around creating a world in which people of different races or backgrounds or faiths can recognize each other's humanity, or creating a world in which every kid, regardless of their background, can strive and achieve and fulfill their potential.