The quote from "The Mapping of Love and Death" by Jacqueline Winspear captures the idea that truth is persistent and ultimately prevails. It suggests that no matter how much one tries to manipulate or change the truth, it will inevitably surface in some way. This reflects the notion that honesty is fundamental and cannot be fully suppressed without repercussions.

The imagery of a river illustrates how attempts to alter the truth can lead to unforeseen consequences, much like modifying the course of a river can cause floods or droughts. This metaphor emphasizes the interconnectedness of actions and truths, highlighting that every choice has a ripple effect on the broader landscape of life.