By asking Frankie to assist, Smith tests both her empathy and her nursing skills. Though horrible, the experience bolsters Frankie’s confidence. The little boy’s desire to thank Frankie by gifting what little he has (the stone) is deeply humanizing, highlighting the Vietnamese as people who suffer just as the Americans do. Despite the trauma she has witnessed, Frankie keeps the stone as a precious reminder that hope in human decency has not been entirely lost.