I think we've, again, got to be extremely careful; otherwise we'll misunderstand what's going on in Iraq and in Syria today. Of course, you can't say that those of us who removed Saddam in 2003 bear no responsibility for the situation in 2015.

Every so often, I feel I should graduate to classical music, properly. But the truth is, I'm more likely to listen to rock music.

Global warming is too serious for the world any longer to ignore its danger or split into opposing factions on it.

I do believe that if you reach a just and fair settlement between the Israelis and the Palestinians it will have a massive influence on countering extremism. Which is not to say that the Israel-Palestinian situation is the source of the problem, but it is very potent fuel.

I say the elite looks out of touch because it's kind of saying; look we'll manage all this for you. You know, we know best. We'll sort it all out for you. And then because people believe that doesn't meet their case for change and they want real change, social media and the way the relationship between people can come into a sense of belonging very quickly, that then is itself a revolutionary phenomenon. You see this around the world.

You've got problems in Central Asia. And you've got problems within our own communities back home. So if we end up saying, look, this has nothing to do with Islam or it's got no connection with that broader question, then we look, frankly, as if we're in denial about the problem. And the interesting thing in the Middle East is that they have absolutely no problem there in identifying that as Islamist extremism and calling it that.

The problem is some of the populism on both the far left and the far right, it can make a Tweet but not make a policy. And, you know, when you are dealing with issues that are as important and serious as this, I understand why people search for simple solutions.