Barack Obama: “If you sense, as I sense, that the time is now... then I'm ready to take up the cause, and march with you, and work with…”

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”.

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

I'm going to go to Michigan to campaign for Abdul El-Sayed.

I think when we act on that basis, it doesn't always work out, but over time things do get better.