It was young people who stubbornly insisted on justice, stubbornly refused to accept the world as it is that transformed not just the country but transformed the world.

We are a nation of Christians and Muslims, Jews and Hindus, and nonbelievers.

I have seen, the desperation and disorder of the powerless: how it twists the lives of children on the streets of Jakarta or Nairobi in much the same way as it does the lives of children on Chicago 's South Side.

We cannot have a society in which some dictator some place can start imposing censorship here in the United States. If somebody is able to intimidate folks out of releasing a satirical movie, imagine what's going to happen when they see a documentary they don't like or news reports they don't like."

America, this is our moment. This is our time. Our time to turn the page on the policies of the past. Our time to bring new energy and new ideas to the challenges we face. Our time to offer a new direction for the country we love.

Our campaign was not hatched in the halls of Washington -- it began in the backyards of Des Moines and the living rooms of Concord and the front porches of Charleston. ...This is your victory.

Everything we've done has been designed to make sure that we address that number one priority. That's what the sanctions regime was all about. That's how we were able to mobilize the international community, including some folks that we are not particularly close to, to abide by these sanctions. That's how these crippling sanctions came about, was because we [USA] were able to gain global consensus that Iran having a nuclear weapon would be a problem for everybody.