Societies need heroes. So we travel to places where the revisionists cannot dismantle the great.

Many fantasy novels - 'Lord of the Rings', for instance, or 'Lavondyss' by Robert Holdstock - are beautifully written. Geoff Ryman's 'The Child Garden' is exquisite and utterly beguiling. Mervyn Peake's 'Gormenghast' trilogy is an astonishing piece of multi-faceted storytelling. So quality of writing does not condemn the genre.

Our modern world, though infinitely more complex than that of ancient Greece, is also far more superficial. Where the Greeks offered simple psychological training, we live in an age of style and spin in which perceptions of good and evil slither and shift with the political view of the moment.

It's normal in a top club that people change.

I have two prosthetic legs. This is my life; what am I going to do with it? And it's put me on this amazing journey. I can look back and be completely grateful and say I would never want to change anything.

Writing for children, you do bear a responsibility to not include overt or graphic adult content that they are not ready for and don't need, or to address adult concepts or themes from an oblique angle or a child's limited viewpoint, with appropriate context, without being graphic or distressing.

The Rolling Stones are constantly changing, but beneath the changes they remain the most formal of rock bands. Their successive releases have been continuous extensions of their approach, not radical redefinitions, as has so often been the case with the Beatles.