It is manifestly in the interest of the United States to deal with the very real threat that climate change poses. And that's why President Obama has worked so hard to reduce our own emissions and to lead internationally in forging the Paris climate agreement.

One can't erase the tremendous burden of apartheid in 10 years, 20 years, I believe, even 30 years.

Change doesn't happen with people sitting on their behinds, getting lazy.

It may not be what you would've chosen, but we all have a responsibility to be active citizens and shape our system and our future.

I do leisure reading but I don't get to do it like, at one in the morning. When I getting up at six in the morning, so I do most of my leisure reading on vacation and on airplanes and that sort of stuff.

What I would say about me is: What you see is what I get.

President Obama is perhaps the smartest person I've ever worked with.