It carries real hurt, but also real self-respect. The lines “I do not turn away lightly” and “quietly walked away” give the whole piece a steady spine. It doesn’t read like revenge. It reads like someone finally choosing clarity after disappointment.
What also works is the sense of personal investment behind it, “The hours I spent creating a space / quietly, slowly” and “What I gave freely / you chose to take.” That makes the break feel earned. Sad, direct, and honest in a way that feels very human.