|mosquitoes spread the disease|
During my teenage foray into science fiction I read a novel by Ray Bradbury by this name which scared my pants off. It is about a dangerous character Mr. Dark who comes to a small town with his maniac carnival. Sometime later I bumped into the original phrase whilst reading Shakespeare’s Macbeth in school: “By the pricking of my thumbs, something wicked this way comes” says Macbeth.