I would be absolutely astounded if population growth and industrialisation and all the stuff we are pumping into the atmosphere hadn't changed the climatic balance. Of course it has. There is no valid argument for denial.

All the modern devices we have enable us to investigate things and have enabled us to do better.

I think we're lucky to be living when we are, because things are going to get worse.

I suppose happiness is something one enjoys, but I suspect that happiness is not a state but rather a transition.

I've been to Nepal, but I'd like to go to Tibet. It must be a wonderful place to go. I don't think there's anything there, but it would be a nice place to visit.

The truth is: the natural world is changing. And we are totally dependent on that world. It provides our food, water and air. It is the most precious thing we have and we need to defend it.

Life is not all high emotion. Some of the most interesting things are when its not highly emotional: little details of relationships and body language.