Barack Obama: “There is no doubt that we will establish some mechanism, memorial, during the course of the next several days.”

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.

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.

The full weight of the federal government is being brought down on a law-abiding elected official because she has dared to criticize the president.

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