“Up to now it has been considered that very few people have a gift for creativity. These people reflect insistently on the task — and inspiration suddenly comes. It is impossible to discover the mechanism of this process, to learn to manage it, to make it accessible for every one... This point of view has been remarkably stable and dominating up to now,” — writes Henry Altshuller (1924-1998), the creator of the theory of creative problem solving.