Barack Obama: “Every time you build a road, that's not just putting people to work on the actual construction.”

It is a decision about how do we face and embrace this finite amount of time we have on the planet.

And I will fight for that, even if I don’t always think it’s going to win.

People need to “rediscover what’s the story we tell about how we’re going to live together, and see each other, and recognise each other, and disagree, and yet, still care for each other”.

A drift towards extremism was "not inevitable