The quote from "The Last Unicorn" by Peter S. Beagle reflects a character's profound realization about the nature of love and perception. The sentinel expresses a sense of unattainability, suggesting that no matter how near the beloved might be, there remains an emotional distance that prevents true closeness. This sentiment captures the essence of longing and the ineffable qualities that often accompany deep affections, emphasizing the idea that physical proximity does not always equate to emotional intimacy.

This revelation resonates throughout the narrative, underscoring themes of unrequited love and the search for meaning. The character's introspection serves as a poignant reminder of the complexities of relationships, where even the most profound desires may not bridge the gap between two souls. In this way, Beagle highlights the bittersweet nature of longing and the often insurmountable barriers that exist in the pursuit of connection.