It’s important that they stay unified because when people are suffering, we find that nerves become frayed and tempers become short and maybe people disagree as to the appropriate strategies for dealing with the authorities. And so you write a letter like Philippians, and you send it back with Epaphroditus to your friends, and you tell them to stay united, to rejoice in the Lord, and to persevere in the face of the opposition that they are experiencing.