If he can fix North Korea and if he can fix the Iran nuclear deal, then I don’t see why he’s any less of a candidate for a Nobel Peace Prize than Barack Obama, who got it before he even did anything.

I think Donald Trump is clearly out of his mind if he thinks that’s a sensible way to proceed, you can’t ban people going to the US in that way, or to any country.

Crime has been falling steadily both in London and in New York – and the only reason I wouldn’t go to some parts of New York is the real risk of meeting Donald Trump. He is betraying a quite stupefying ignorance that makes him frankly unfit to hold the office of President of the United States.