what he is saying is the church in galatia has been caught in an interesting struggle. paul, if you have been reading all of his letters, argues it is not the case. no one is required to become a jew in order to become a christian. you have the struggle going on. the church at galatia apparently had a number of people who have, and heard from these people and raise a question about paul's authority. how does he established his authority? "god sent me to." letter writing is a genre. he will follow the genre. he opens it but in a very direct manner. ffor the remainder of the letter, he opens up about the idea which faith operates. it starts to tear down all the barriers that people put up. why is he making this case? because there are people attacking his authority using barriers. in the whole of the letter, he is pushing this idea about the way whi in which faith moves us in a direction, in part, pulling us together, this idea of unity. what you're getting is this buildup to a moment where he can make a claim that there is no longer slave or free. the slaveholder will no