It is crazy how much we don't know about our own bodies. It is amazing when we return to how ancient cultures understood what we are still trying to learn. In this episode, we learn just how crucial our kidneys are to, not just how our body operates, but also to how we process emotion. We find out that, just like everything, there are layers to all that we can understand about our kidneys and our inner-most self. Just how important are the kidneys? Where does fear hang out? Have we been using a popular term of affection wrong all this time?