Titus is a good chapter for people when they first come Christ and really wanna learn the Bible and endure and peservere in there life especially philamon1.11 be take in useless to useful
I like the wording Joseph, useless to useful. It might sound a bit harsh to the unbeliever, but to the believer from the Godly perspective, it makes total sense.
Convincing Philemon to turn away from the bad ways and reminding him of Jesus ways and to open Philemon heart in accepting and connecting with Onesimus.