Barack Obama: “My thoughts and prayers are with Dave and Holly Petraeus, who has done so much to help military families through her own…”

A drift towards extremism was "not inevitable

Use that hope to make a difference. Get involved.

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.