Final answer:
Tori has a secret that she doesn't want to talk about because it would be painful and humiliating for her husband to know. She has been saving money secretly to manage her affairs. The exact nature of the secret is not revealed in the quotes.
Step-by-step explanation:
Tori has a secret that she doesn't want to talk about. In the given quotes, Tori mentions that she doesn't want to tell her secret to her husband, Torvald, because it would be painful and humiliating for him to know that he owes her something. She also mentions that the secret has caused her a lot of worry and she has had to save money secretly from her housekeeping money to manage her affairs. The secret remains a mystery in the quotes, but it is clear that Tori is keeping it hidden from her husband and others.