Barack Obama: “We can't afford another 40 or 50 years in which Africa loses those opportunities.”

Now the ball’s in your court, Iowa.

I think when you understand the complexities of America and the contradictions of America, I don’t think it makes you love it less. I think it makes you love it more.

it was nevertheless important that we all play a part in assuring that our elected officials are accountable.

a belief that our military and law enforcement owe allegiance not to any president or political party, but to the people and our constitution … a belief in the peaceful transfer of power