How important do you think unity is? In any group, there are people we might not get on with. We see examples of disunity in the news, in the EU, the Cabinet. Jesus said unity was essential. It is a witness to the world that the gospel is true.
Small problems can cause massive damage. Paul talks about the issue in this passage. People from Jewish and Gentile backgrounds with a debit of love to each other. Then they come across a roadblock that affects their unity, over meat, the religious calendar and whether it was acceptable for them to drink wine.