Hopper's letter to Eleven, from the final episode of Stranger Things Season 3, is still making me cry. Here's the full heartbreaking text: "There's something I've been wanting to talk to you both about. I know this is a difficult conversation, but I care about you both very much. And I know that you care about each other very much, and that's why it's important that we set these boundaries moving forward so we can build an environment where we all feel comfortable, trusted, and open to sharing o