It seems you might be referring to "The Pearl," a novella written by John Steinbeck, published in 1947. Steinbeck's works often highlight the struggles and lives of the working class, and "The Pearl" is no exception. It tells the story of Kino, a poor pearl diver who discovers a magnificent pearl that he hopes will bring prosperity and change his family's life. However, the story ultimately explores themes of greed, ambition, and the inherent dangers of wealth, illustrating how these can lead to one's downfall.
Steinbeck's portrayal of the working class and their struggles resonated with many readers at the time, and his insightful commentary on social issues continues to be relevant today. If you have a specific point you would like to discuss about the novella or its themes, feel free to elaborate!