Jos Lavery is back to help with more of your questions! First, two very different letters about depression: my husband has disengaged from our marriage; a friend I’m not very close to anymore is using me as his only emotional outlet. Then, I like my stepdaughters better than my own kid – am I a terrible mother? (Plus, the secret to getting a young Dear Prudie to behave is revealed!) Hear more Prudence by joining Slate Plus: Slate.com/Prudiepod.