Jonathan Dimbleby

As it is, the grotesque distortions of the global market mean that for every dollar the West dispatches to Africa in the form of aid, two dollars are clawed back through subsidies and tariff barriers: a monumental rip-off by the rich as they instruct the poor to accept 'free' trade or else.

Food is about communal togetherness. Our family does sit at the table. I think it's a great tragedy if a family doesn't have a table, as there is such an atmosphere of good will and warmth when we have eight people sitting around it.

I believe psychology has done very well in working out how to understand and treat disease. But I think that is literally half-baked. If all you do is work to fix problems, to alleviate suffering, then by definition you are working to get people to zero, to neutral.

Whole foods like grains and beans release their sugar very, very slowly because of the fiber in them, and they don't give you a sugar rush. They feed your cells as needed, and as a result, you have loads of stable energy that powers you through the day.