In Darren Shan's book "A Living Nightmare," the author explores the theme of consequences that arise from one's actions. The quote highlights a fundamental truth about reality: when people make foolish decisions, they often face significant repercussions. This insight reminds readers to be mindful and consider the potential fallout before jumping into actions that could lead to regret.

The narrative suggests that life is a series of choices, and each decision carries weight. By emphasizing that mistakes usually come at a price, Shan encourages individuals to learn from their errors and strive for better choices in the future. This idea resonates with the importance of accountability in everyday life.