I employed my wife for three years to sit in the attic and type up my autobiography, 700 pages, organise everywhere I go. I'm paying the normal rate of tax on the money I take out for myself.

To tackle climate change you don't have to reduce your quality of life, but you do have to change the way you live

If you are running a city you must focus on day-to-day problems.

I grew up in Lambeth, I went to normal schools and I've grown up in a city where people say what they think.

I don't work hard enough. If I had worked harder I might have been prime minister.

I can only admire people who I have never met and are dead - because you know so much about anyone who is alive.

I'm more interested in politicians who deal with human rights in their own country rather than lecture the rest of the world.