Barack Obama: “This is our moment. This is our time to unite in common purpose, to make this century the next American century.”

A drift towards extremism was "not inevitable

I’m going to insist that we can do better than we’re doing right now.

If I had a blame pie for why politics is so polarised and why we're seeing a rise of populism in many places, it's because of that information that is going into our brains every day.

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