Hi, Blender Heads. This installment of the column is all about challenging friendships. One involving a person who may be on a self-destructive path and another that has seemingly grown cold due to distance and emotional burdens. While I was reading these letters and responding to them, a Michael Caine quote from the 2005 film The Weather Man repeated in my head: “Do you know that the harder thing to do and the right thing to do are usually the same thing? Nothing that has meaning is easy. Easy doesn't enter into grown-up life.” Adult friendships can be hard. And sometimes the “thing to do” is truly realizing the limitations of your influence on another person, make peace with that and, as I say in the second answer, give your friends the grace of low expectations. Let’s get into it! “Why Hurt Someone The Way You Were Hurt?” Dear Eve 6 Guy, I have a 23-year-old friend who wants to fuck a 28-year-old married man. She’s gotten in trouble at work at least once because she spent three hours talking to the guy.…