Final answer:
The statement implies that a mature woman is a wise investment due to her positive contributions and value to the lives of those around her, as opposed to being a financial burden like an immature girl.
Step-by-step explanation:
The statement "A good woman is an investment. An immature girl is a bill." implies that a mature woman is considered a wise investment.
This is because a mature woman is seen to bring value that goes beyond the financial aspect, such as wisdom, stability, and nurturing, which enriches the lives of those around her. In contrast, the statement suggests that an immature girl may be viewed as a financial burden or a 'bill', signifying a cost without long-term value.
Historical texts and teachings often reflect on a woman's value in terms of her virtues and contributions to the household and society.
For example, Lü Kun's 'Models for the Inner Quarters' and Kaibara Ekken's 'The Great Learning for Women' emphasize women's roles in maintaining propriety and managing domestic affairs while also being a moral support in their own right. Such qualities are seen as crucial in assessing the overall 'worth' of a woman in a marital and societal context.