Unfortunately, the NRSV seriously misleads readers with its translation of this verse, a translation that makes the taking on of armor into an admonition (“Let us be sober, and put on …). By contrast, the Greek indicates that believers already wear these items, so we might better translate, “Since we are children of the day, clothed with the breastplate of faith and love, and as a helmet the hope of salvation, let us be sober.” The distinction is by no means trivial; the NRSV suggests that believers