You gave me an idea! I have this concept for a massive library hall within my Interior Castle, illuminated by skyscraper-high windows. In the center is this huge, ancient Oak. Now I'm thinking that even within the boughs of the tree are hidden pockets of books. Thank you. Just now - as I'm browsing my favorites in library paintings - I'm getting the idea of pinning this Castle as a frequent destination for lucid dreaming. Imagine the knowledge that can be gleaned from the books within...