There were horrendous, dramatic, violent quantities of green slimeโoodles of it. It covered Howl completely. It draped his head and shoulders in sticky dollops, heaping on his knees and hands, trickling in glops down his legs, and dripping off the stool in sticky strands. It was in oozing ponds and crawling pools over most of the floor. Long fingers of it had crept into the hearth. It smelled vile.
Diana Wynne JonesThis is the mythosphere. It's made up of all the stories, theories and beliefs, legends, myths and hopes, that are generated here on Earth. As you can see, it's constantly growing and moving as people invent new tales to tell or find new things to believe. The older strands move out to become these spirals, where things tend to become quite crude and dangerous. They've hardened off, you see.
Diana Wynne Jones