Stephen King, author of some 40 terrifying novels plus more than 100 short stories, novellas, screenplays, poems, essays, columns and non-fiction books. But in the epilogue to his latest book, King says he still doesn’t really understand the act of writing. Sometimes he sees the words in front of him before he writes them – every dot, every comma. “I don’t even understand why people need stories, or why I – among many others – feel the need to write them. All I know is that the exhilaration of leaving ordinary day-to-day life behind and bonding with people who don’t exist seems to be a part of…