In "Isla and the Happily Ever After" by Stephanie Perkins, the quote "Is it possible that I'm worthy of being loved by someone whom I love?" reflects the main character, Isla's feelings of self-doubt and insecurity. Throughout the story, Isla struggles with believing she deserves love and happiness, especially when faced with her romantic feelings for someone she deeply cares about.

Her journey involves overcoming these doubts and learning to accept herself to build meaningful relationships. The quote encapsulates her inner conflict and the universal challenge of feeling worthy of love, emphasizing themes of self-acceptance, vulnerability, and the hope for genuine connection in the narrative.