"A common mistake that people make when trying to design something completely foolproof is to underestimate the ingenuity of complete fools." - Douglas Adams
Douglas Adams, genius of an author who is best known as the author of The Hitchhiker's Guide to the Galaxy, which started life in 1978 as a BBC radio comedy before developing into a "trilogy" of five books that sold more than 15 million copies in his lifetime, a television series, several stage plays, comics, a computer game, and in 2005 a feature film. (according to Wikipedia anyway)