In "Les Misérables" by Victor Hugo, the author emphasizes the importance of precision and thoroughness in his narrative. He introduces a detail that may seem unrelated to the core story, yet he believes it serves a purpose in ensuring accuracy and depth in his writing. This suggests that even seemingly trivial information can contribute to the overall richness of the narrative.

By highlighting this aspect, Victor Hugo sets the tone for his storytelling, indicating that every element included in the text, regardless of its apparent relevance, plays a role in painting a fuller picture of the world and characters he presents. This attention to detail reflects his dedication to creating a comprehensive and engaging narrative.