What are the motifs in Gold Boy, Emerald Girl: Stories by Yiyun Li?

Infidelity is a recurring idea in the story. Several of the stories in this collection discuss infidelity. This is noted most clearly in House Fire in which six old women work together to learn the names and addresses of mistresses for cuckolded women. In the end, the reader sees that these women, who claim to have wanted to expose the epidemic of infidelity in their area, all have their own secrets that have caused them the same heartache that infidelity has caused their clients.