The 21st century will not be about the battle between capitalism and socialism but between the forces of progress and the forces of conservatism.

The free enterprise system has not failed; the financial system has failed.

Our tolerance is part of what makes Britain, Britain. Conform to it; or don't come here.

If people in the end think that you can't do something in a way which is acceptable then it won't fly. The only way you get anything like this done is if people think, 'I understand why it is being done.'

I think it is having answers and not simply anger, and providing solutions that people believe will change their lives in a radical way but do it in a way that's sensible.

Climate change is probably the greatest long-term challenge facing the human race.

In April 1991, after the Gulf war, Iraq was given 15 days to provide a full and final declaration of all its WMD.