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.

The problem is that replacement of Quantum Mechanics by Quantum Field Theory is still very demanding.

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.

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

It is not necessarily true that expensive experiments are not worthwhile doing but there are plenty of rather cheap experiments which are certainly worth doing.

I am a caricature of what British science is about in the way I work.

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