A book serves as a unique form of containment, preserving its valuable content indefinitely. Unlike other types of traps, where the captured entity is often lost or diminished, a book ensures that knowledge remains vibrant and accessible to readers over time. This quality highlights the enduring importance of literature in retaining wisdom and insight.

The quote from Tad Williams' "The Dragonbone Chair" eloquently encapsulates the idea that the written word has the power to sustain ideas and information beyond their immediate context. Through the act of reading, one can engage with and learn from these preserved thoughts, enabling the wisdom contained within books to live on eternally.