Part of the reason that our politics seems so tough right now and facts and science and argument does not seem to be winning the day all the time is because we're hardwired not to always think clearly when we're scared. And the country's scared.

Today, we are closer to fulfilling America's promise of economic and social justice because we stand on the shoulders of giants like Dr. King, yet our future progress will depend on how we prepare our next generation of leaders. We must fortify their ladders of opportunity by correcting social injustice, breaking the cycle of poverty in struggling communities, and reinvesting in our schools. Education can unlock a child's potential and remains our strongest weapon against injustice and inequality.

I have to make the very best judgments I can make in terms of what's gonna keep the American people safe. And is what, what's gonna uphold our Constitution and our traditions of due process.

Things change pretty rapidly. But they don't change inevitably. They change because you work for it.

I'll remember the view out this window [from Oval Cabinet], because this is where we had our - the playground that we put in when Malia and Sasha came in. Being able every once in awhile to look out the window and see your daughters during the summer, swinging on that swing set, that made the presidency a little bit sweeter.

You have to be organized, that you have to vote even when it's not exciting.

I think every case is different. Every situation is different. People come on the F.B.I.'s radar screen for a variety of reasons at a variety of times.