It doesn't matter whether you can or cannot achieve high temperature superconductivity or fuel cells, they will always be on the list because if you could achieve them they would be extremely valuable.

It has been suggested at various times that I should start an operation in the United Kingdom but - bearing in mind my age and medical history - I think this would be not a very sensible way to go forward.

One of my theme songs is that if you can't do it in a test tube, don't do it.

Usually, if you have a new idea, you very rarely break through to anything like recognizable development or implementation of that idea the first time around - it takes two or three goes for the research community to return to the topic.

Now, of course, cold fusion is the daddy of them all in a way, in terms of value, so I think that viewed in a social way, from the point of social considerations and economics, it will tell you that this thing will stay around.

I don't suppose I'll ever retire completely.

I think British science is becoming more like American science - and then there is everybody else, I'm afraid.