Let your speech always be gracious. - Colossians 4:6

"Always give yourselves fully to the work of the Lord, because you know that your labor in the Lord is not in vain." - 1 Corinthians 15:58

Let the peace of Christ rule in your hearts, since as members of one body you were called to peace. And be thankful. - Colossians 3:15

Do your best to present yourself to God as one approved, a worker who has no need to be ashamed, rightly handling the word of truth. - 2 Timothy 2:15