It is nice to apologize if you break something.
Carrie is admiring her friend Debbie's china doll collection when she accidentally breaks the arm off one.
Carrie wants to react to what happened.
Carrie apologizes to Debbie and asks if she can somehow replace the china doll.
Carrie says that she didn't expect the doll to be so fragile, and sets it back down.
Carrie tells Debbie not to worry, she will see if she can have the doll repaired.
Debbie is annoyed that Carrie doesn't seem to care that she broke she broke a part of her collection.