In Annie Dillard's "Pilgrim at Tinker Creek," she expresses a comforting idea that the natural world continues to flow and change even when we are not aware of it. The creek symbolizes the ongoing, dynamic nature of life as it moves continuously, reflecting the essence of time and change. This perpetual movement happens regardless of our knowledge or concern, suggesting a deep connection between nature and our existence.

Dillard likens the creek to a closed book that quietly tells its story, signifying that there is always more to discover and understand, even in stillness. This notion highlights the richness of life and the narratives that unfold around us, whether we are attentive to them or not. The metaphor serves as a reminder of the beauty found in nature's persistence and the importance of remaining open to these experiences.