The trouble is nowadays that parts of the media operate in a very partisan way. There's no point in complaining about it, that's the way it is. But let's be clear, a lot of it is driven by the views of a pretty small number of people, rather than a normal standard of journalism.

There have been the most terrible, shocking events taking place in the United States of America within the last hour or so... I am afraid we can only imagine the terror and the carnage there and the many, many innocent people who will have lost their lives... It is perpetrated by fanatics who are utterly indifferent to the sanctity of human life and we, the democracies of this world, are going to have to come together to fight it together and eradicate this evil completely from our world.

I'm an avowed centrist, and I believe that - centrism is often - it's almost the wrong word to use, because it's often seen as sort of splitting the difference between right and left.

There is no doubt that the time to act is now. It is now that timely action can avert disaster. It is now that with foresight and will such action can be taken without disturbing the essence of our way of life, by adjusting behaviour not altering it entirely.

The British people are the boss.

You choose your own reality and you - social media then amplifies those conspiracy theories. So that's why I say social media is itself a revolutionary phenomenon.

When my parents were growing up the world's population was under three billion. During my children's lifetime, it is likely to exceed nine billion. You don't need to be an expert to realise that sustainable development is going to become the greatest challenge we face this century