* She gazed at the old photograph with a wistful smile, remembering her childhood summers spent at the beach.
* The melody evoked a wistful longing for a time when life seemed simpler.
* He looked at the empty swing set with a wistful sigh, remembering the laughter of his children.
* The old man spoke of his youth with a wistful tone, recounting adventures he had long since forgotten.
* The flickering candlelight cast a wistful glow on the faces of the diners, creating a sense of intimacy and reflection.
Notice how "wistful" is often used to describe a feeling of longing, sadness, or nostalgia. It suggests a yearning for something that is lost or unattainable.