human
Write a detailed description of a spooky cave in the wilderness with quartz crystals and phosphorescent fungi.
assistant
The curved walls of the old redwood are carved with deep, high shelves crammed with books, scrolls, all irreplaceable and priceless. One fortunate characteristic of the aromatic wood is that it serves as a natural repellent to bugs, mildew and all the other enemies of paper and parchment. Rough hewn benches and tables topped with flickering oil lamps are occupied by students and professors absorbed in the wonders of the words before their eyes.