All the time I feel I must justify my existence.

Your greatest achievement is to love me.

Some recent occurrences such as the BSE disaster and even perhaps - dare I mention it - the present severe weather conditions in our country are, I have no doubt, the consequences of mankind's arrogant disregard of the delicate balance of nature. We have to find a way of ensuring that our remarkable and seemingly beneficial advances in technology do not just become the agents of our own destruction.

While the demand for organic food outstrips supply, we happen to know that 77 percent of consumers don't want genetically engineered crops grown in this country. Consumers can choose whether or not to buy organic produce. Genetically modified ingredients will deny us choice in the long run.

One of the main reasons for the conflict in Syria, and the terrorism that it's spawned, is climate change and drought.

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.

Forests are the world's air-conditioning system-the lungs of the planet-and we are on the verge of switching it off.