"That being singular is the exact thing that makes something--or someone--amazing" is a quote from Stephanie Perkins' book, Isla and the Happily Ever After. It emphasizes the idea that uniqueness and individuality are what make a person or thing truly special and exceptional. Embracing one's differences allows for a more authentic and fulfilling sense of self.

This quote highlights the importance of celebrating what makes each person unique instead of conforming to expectations. It suggests that true beauty and greatness stem from being true to oneself, which resonates throughout the story's themes of love, self-acceptance, and personal growth.