 Yeah. One of the things that I talk about in the book are the four relationships we encounter every day. We have relational encounters with people every day. And the four types of relationships we have are accidental acquaintances, those people that you just run into. I equate it to my Uber driver, the person I'm sitting on the plane with when I'm traveling, other people attending baseball games. And then we have our social circle. Those are the people we're in contact