 The right way we're called to grow in the knowledge of truth. Secondly, John says we're called to grow in the practice of truth. We're called to grow in the practice of truth. Look at verses four through six. It has given me great joy to find that some of your children are walking in the truth. Just as the father has commanded us. And now, dear lady, I'm not writing you a new command, but one we've heard from the beginning. I ask that we love one another.