The person that you can completely map and who only does positive things for you, it's like a, you don't know that person But, they're not communicating with you nor you with them. Maybe they're just subordinating themselves to you or you to them. And you're not growing, you want someone who can. It's a real relationship is a wrestling match. It's a grappling, it's a grappling phenomena that you both emerge transformed from. And that's what people want. They don't want to push over not not unless there's something wrong with them. And when narcissistic person who never wants to be challenged, will want a partner who does nothing but deliver exactly what they're told to deliver, but they will miss treat the beyond belief. What is the optimal relationship look like in terms of positive and negative emotion? You might say, well, you topia nothing but positive interactions. It's like, no. Now, can you get people decode the interactions they have with their partner during the day, you know, you sample it, you say, was that interaction positive or negative? And then what you're trying to do is predict the longevity of the relationship. Okay, so here's the data. If it falls under five positive interactions to one negative interaction, the relationship doesn't continue. Fair enough, too much negative, that's easy to understand. If it exceeds 11 positive to one negative the...