It is impossible to describe this book without giving away the plot. Nor is it possible to describe the content, for that might seriously interfere with your enjoyment of the roller-coaster ride upon which you are about to embark. No, a somewhat oblique approach is needed to give you, the reader, some flavour of this narrative."All power tends to corrupt, and absolute power corrupts absolutely" (Lord Acton 1834-1902). History is a frequent witness...