More figurative. I don't completely understand it -- nobody does -- but the theory is that promoting the concept associated with a Judge helps them. A Judge like Messenger grows stronger when we learn and grow and communicate; his concept is communication. Trickster thrived on our fear and mistrust. It's not that they take something from us, but our lives and actions can strengthen or weaken them.
This, by the way, is definitely something you shouldn't talk about outside. Most of what I've told you so far is, really; King doesn't much like it when we speculate about things like this.