I'm not somebody who is always comfortable with language that implies I've got a monopoly on the truth, or that my faith is automatically transferable to others.

I said this right after the election - we have to remind ourselves we're on the same team. Vladimir Putin's not on our team.

The sweetest sound I know is the Muslim call to prayer.

I think my most important advice is to understand what are the foundations of a healthy democracy and how we have to engage in citizenship continuously, not just when something upsets us; not just when there's an election or when an issue pops up for a few weeks. It's hard work.

[My grandmother] is a typical white person.

It's up to [Angela Merkel] whether she wants to stand again and then ultimately, it'll be up to the German people to decide what the future holds. If I were here and I were German and I had a vote, I might support her.

I'm about to embark on what may be as important as an initiative as anything I do as President, trying to nudge the world in the direction of doing something serious about climate change.