When you bring God into politics, very strange things happen.

At its heart, 'South Park' has a touching faith in human beings: that despite their absurdities and flaws, people have the capacity to create a better world.

I have always thought that pandas, in evolutionary terms, are the most sophisticated animals in the world. They cannot look after themselves; they are useless at reproducing. But to compensate, they have managed to persuade the most advanced creatures on the planet - human beings - to care for their every need.

I have a suspicion that the politicians' revival of the old behaviourist ideas and techniques will be helped and reinforced by a powerful ally - the machines we have built. The computers.

The latest rule is: you cannot have protectionism - otherwise you will get a world war. Other rules say you cannot have collective ideas that involve the surrender of the individual to the group - otherwise, you get totalitarianism or, even worse, religion.