Barack Obama: “I congratulate the Afghan people on the start of your official election campaign period.”

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

It is a basic principle of American democracy that the government can’t selectively target individuals simply because of their political beliefs or what they say.

Because if this becomes the new normal, there’s no reason to believe it will stop with her — or that future presidents, in either party, won’t do the same.

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.