What is the fine-grained topic of the following text: It turns out that Hemingway is articulate and insightful about the aging process--the ways it affected her and her sister, the ways in which she sees it being transferred to her daughter, and the steps she is taking to try to break the cycle of depression and suicide that has plagued her family. Only return the topic.
Hemingway's insight into the aging process and its effects on her family cycle of depression and suicide.