For more than four decades, the Libyan people have been ruled by a tyrant - Moammar Gaddafi. He has denied his people freedom, exploited their wealth, murdered opponents at home and abroad, and terrorized innocent people around the world - including Americans who were killed by Libyan agents.

Obama said if elected his government would "harness technology to confront the biggest challenges that America faces".

Nobody's madder than me about the website not working as well as it should, which means it's going to get fixed.

I'm inspired by my own children, how full they make my heart. They make me want to work to make the world a little bit better. And they make me want to be a better man.

I think [ unpopular presidential candidates ] indicates, at least on the Democratic side, that we've got more work to do to strengthen our grassroots networks.

I don't want to make promises, not knowing what the situation's going to be three or four years out.

What I said to Donald Trump was that what may work in generating enthusiasm or passion during elections may be different than what will work in terms of unifying the country and gaining the trust even of those who didn't support him.