The quote suggests that the character is trapped in a cycle of sadness and despair, but emphasizes that this doesn't have to be her reality. Instead of remaining bound by her circumstances, she has numerous options available to her, indicating that her situation isn't as hopeless as it seems.
The only barrier preventing her from pursuing a more fulfilling life is her own lack of willpower. This highlights the importance of taking initiative and recognizing one's potential for change. Ultimately, it conveys a message about personal empowerment and the choices we can make to transform our lives.