You do have to do business with and to try to influence people you don't agree with, or find disagreeable, so it's important to stress that balance.

The message I take all round the world is Britain is open for business.

I gave up lots of things I love doing: writing, and business, and playing the piano and so on.

I don't think my principles change. I think the way in which you apply those principles to modern society changes.

We have to face the reality of climate change. It is arguably the biggest threat we are facing today.