What is the theme in Interpreter of Maladies by Jhumpa Lahiri?

Secrecy is a recurrent theme in this collection of short stories. Main characters keep secrets from their partner or community. The telling game Shoba and Shukumar play set a tone for the effect secrets have. Narrative method creates an ongoing sense of secrecy. The reader is told how or what characters think about each other. Specific secrets may have a positive or negative impact on characters. Some secrets are better not revealed.