A mystery wrapped in an enigma, perhaps? In the last interview she gave, in 1974, for the Imperial War Museum sound archive regarding her memories as a volunteer nurse during the First World War, Agatha Christie replied that she would like to be remembered "as a good writer of detective and suspense novels". Most likely, that is how she is remembered. And it has already been half a century since her death (January 12, 1976).

London. I visit the British Library, a barrier-free temple of books, located near St. Pancras and King's Cross stations. Its motto: "Open to everyone and free to use." It houses 170 million works. A thousand years of evolving culture. In the treasure room, everything from Beatles sheet music and lyrics to the country's political emblem, the Magna Carta (1215), written in Latin, whose title was Magna Carta Libertatum, that is to say, Great Document of FreedomsThe precedent for modern constitutions.