Barack Obama: “A great poem is one that resonates with us, that challenges us, and that teaches us something about ourselves and the…”

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

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

When we choose, when we make that decision, I do believe – and there is evidence for this – that the world gets incrementally better, and that is a worthy goal and it’s worth fighting for.

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”.