Her subtle irony and sarcasm is enough to prove her point of view regarding the selfishness of men towards women.
Without using this, she would not have accomplished her message that a wife is always giving and that a husband expects a wife to meet all of these traditional standards when he ironically is not even meeting his role of provider.
If women will do it all with no appreciation, "My God, who wouldn't want a wife?“ closing method- rhetorical question from the passage