I think it's something that dawns on you with the most ghastly, inexorable sense. I didn't suddenly wake up in my pram one day and say 'Yippee, I - ', you know. But I think it just dawns on you, you know, slowly, that people are interested in one, and slowly you get the idea that you have a certain duty and responsibility.

Personally, I have been very impressed by the slow food movement. It is about celebrating the culture of food, of sharing the extraordinary knowledge, developed over millennia, of the traditions involved with quality food production, of the sheer joy and pleasure of consuming food together. Especially within the context of family life, this has to be one of the highest forms of cultural activity.

If your children want to alter society, listen to their reasons and the idealism behind them. Don't crush them with some clever remark straight away.

We should be treating, I think, the whole issue of climate change and global warming with a far greater degree of priority than I think is happening now.

I find myself born into this particular position. I'm determined to make the most of it. And to do whatever I can to help. And I hope I leave things behind a little bit better than I found them.

To get the best results you must talk to your vegetables.

The simple fact is that the world is not paying for the services the forests provide. At the moment, they are worth more dead than alive-for soya, for beef, for palm oil and for logging, feeding the demand from other countries. ... I think we need to be clear that the drivers of rainforest destruction do not originate in the rainforest nations, but in the more developed countries which, unwittingly or not, have caused climate change.