From today’s reading...
...as you learned it from Epaphras our beloved fellow slave,
who is a trustworthy minister of Christ on your behalf
and who also told us of your love in the Spirit.”
Epaphras is a Colossian and helped found the church there.
He has made a name for himself because he is a companion of Paul's, but both of them have made names for themselves because of their servant attitude.
They are "fellow slaves" who seek to serve by spreading the Good News.
They worked tirelessly on behalf of the people under their care and protection, who, in return, loved in the Spirit of Christ, which is the only way to...
Stay the course.
Keep the faith.
Endure.