Jessica Jones - Describing Kilgrave as an "abusive ex" clearly illustrates that you didn't watch the show.

Buttons was a labored metaphor for the group's ability to survive. As long as the horse ran, it survived "outside." It stopped running because Daryl and the other guy wanted to bring it inside, and so the zombies got it. Daryl hammers the point home when he says, "you were just trying to help."