My view is that we're entering into a situation of enormous instability, insecurity, fragility.

Whatever the short term clashes between protecting the environment and eradicating poverty, medium term and long term it is clear. Unless we grow sustainably, at some point we face catastrophe

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.

People divide into groups where they talk to each other, but don't talk across the divide. And yet most of the challenges we face in the world today are challenges that are to do with trade, with technology, with how you make sure that people are properly educated, reform your health care system.

I'm not asking you to agree with me, but at least open your mind.

After the terrible events of last week, there is still the shock and disbelief; there is anger; there is fear; but there is also, throughout the world, a profound sense of solidarity; there is courage; there is a surging of the human spirit.

I think the center ground have got to become the people of change again and not the guardians of the status quo. And that is the weakness it comes to in our campaign. You can see it in your politics, you can see it everywhere.