In "New Moon," Stephenie Meyer explores the complexities of loyalty and the emotional challenges that come with it. The quote suggests that loyalty can sometimes hinder a person's ability to pursue their own desires and goals. This reflects the struggle between personal ambition and the expectations of loyalty to others, highlighting the internal conflicts that arise when one's values clash with their relationships.

Additionally, the quote touches on the theme of secrets and the ethical dilemmas associated with them. It implies that there are moments when keeping a secret is more important than revealing the truth, especially when it involves someone else's life or choices. This adds depth to the characters' relationships, showing how loyalty can complicate decisions and moral responsibilities in the context of friendships and love.