Matthew 5:13-20 Dear Partner in Preaching, It’s a promise, not a command. This is, I think, the absolutely crucial element of this passage to keep in mind and allow to shape your sermon. Jesus isn’t saying, “You should be the salt of the earth and light of the world.” Or, “You have to be,…” let alone “You better be,….” Rather, he is saying, you are. As in already are. Even if you don’t know it. Even if you once knew it and forgot. Even if you have a hard time believing it. Jesus is making to his disciples a promise about their very being, he is not commanding, let alone threatening, them about what they should be...