http://www.koboldquarterly.com/k/front-page10714.php
"When we engage in the creative process, we are combining ideas, places, people, and things, though not necessarily all at once. Still, this is a good start for imagining a planar location. Descartes, among many others, said (approximately) that there is nothing that we can imagine that we have not experienced; it’s impossible to imagine something outside of our experience. Creativity is, in essence, a mash-up of the stuff kicking around in our heads. It’s just a question of how to pull stuff out of there that’s cool…"