The quote from Robin McKinley's "The Hero and The Crown" highlights the importance of understanding context and the appropriate use of resources. It illustrates that while water is essential for life and has its advantages, trying to use it in the wrong way—like attempting to breathe it—can lead to dire consequences. This metaphor serves as a reminder that misapplication of something good can be harmful. 

Moreover, the quote suggests that knowledge and wisdom are crucial in navigating life's challenges. Just as one must learn how to properly interact with water to benefit from it, individuals need to develop an understanding of their environments to thrive. This perspective encourages readers to think carefully about their actions and choices, ensuring they harness the potential of resources while avoiding pitfalls.