2 Thessalonians 3:13

This is said to the well-doer. To one even who is no novice in well-doing; but has been some time engaged in deeds of beneficence. You have begun well; you have gone on well; but persevere. It may be that your kindness is not appreciated; that your self-denial for the sake of others is even ridiculed; that your motives are misrepresented; and that the more you love, the less you are loved. But your well-doing is not well doing if it be gone about chiefly for the sake of man's appreciation....