She really was the greatest asset to the crew, maybe even moreso than Simon who had the power to save their lives. Or River, who had the same trait as her older brother but moreso behind a gun instead of medical equipment.
Everyone on their crew had a purpose though, you had to on such a tiny ship with as little food as they did, but she was something more even though she would never admit it, Zoe was too humble for such a statement.
<--- 06. Liberality