There’s a special kind of agony that only the patient can fully appreciate. It’s the moment you send someone on an errand—simple, clear, time-sensitive—and then watch the hours melt away while nothing happens. Your coffee grows cold. Your hope grows thinner. And somewhere deep inside, a quiet voice begins to whisper, “I could have done this myself three days ago.”

Or you get a notice that a package is “out for delivery” and 2 days and 13 hours later you have still not seen said package.

Solomon, that ancient king who apparently had his own share of unreliable messengers, put the feeling into one of the most vivid pictures in the whole book of Proverbs:

“Like vinegar to the teeth and smoke to the eyes, so is the sluggard to those who send him.” (Proverbs 10:26)

Vinegar to the teeth. Not the pleasant kind you drizzle on salad. The sharp, set-your-molars-on-edge kind that makes you wonder if your enamel is filing a formal complaint. Smoke to the eyes. The sort that drifts from a campfire the wrong way and leaves you blinking, tearing up, and muttering things you’re glad the children can’t hear. That, says the wise man, is exactly what a lazy person feels like to the people depending on him.

It’s not cruel. It’s just honest. And, if we’re willing to admit it, it’s also a little funny—because most of us have been on both sides of that verse.

We’ve all been the one waiting. The group project partner who “forgot” the deadline. The coworker whose “I’ll get right on that” somehow translates into three weeks of radio silence. The friend who volunteers to bring the dessert and then shows up empty-handed with a charming shrug and the words, “I just got so busy.” Vinegar. Smoke. Teeth and eyes in full rebellion.

But we’ve also, if we’re honest, been the sluggard. The one who hit snooze one too many times. The one who opened the laptop to “just check one email” and emerged three hours later having rearranged every digital file from 2017. The one who promised to pray for someone and then forgot until the next time we saw them and felt that sudden, awkward jolt of conscience. (Yes, even prayer can become vinegar if we treat it like an optional side dish.)

From a Christian perspective, this proverb isn’t merely workplace advice or a clever ancient meme. It’s a window into the heart of a God who values faithfulness. Scripture never treats diligence as a way to earn God’s love—grace is free, after all—but it does treat diligence as a grateful response to that love. The same Jesus who finished the work the Father gave Him (John 17:4) also invites us to work “heartily, as for the Lord and not for men” (Colossians 3:23). Laziness isn’t just inconvenient to other people; it quietly steals the joy of partnering with God in the ordinary tasks of the day.

Yet here’s the warm part, the part that keeps the humor from turning sharp: God is remarkably patient with sluggards. Peter denied Jesus three times and still got breakfast on the beach. Jonah ran the opposite direction and still got a second chance (and a very persistent fish). The parable of the talents doesn’t end with the lazy servant being written out of the story forever; it ends with a sober warning and an open invitation to do better next time.

So if Proverbs 10:26 stings a little today—if you recognize the taste of vinegar in your own track record—take heart. The same Spirit who raised Jesus from the dead is quite capable of raising a sleepy work ethic. Start small. Answer the one email you’ve been avoiding. Show up five minutes early. Keep the tiny promise you made. Faithfulness grows the same way a mustard seed does: quietly, stubbornly, and often while no one is watching.

And the next time someone sends you on an errand, remember the teeth and the eyes of the people waiting. Be the opposite of vinegar. Be the cool glass of water instead. Be the clear air after the smoke clears. In a world full of delayed deliveries and half-kept promises, a reliable Christian is a quiet miracle—and occasionally, a very welcome punchline to the old proverb.

After all, if Solomon could laugh about it (and I’m pretty sure he did), we can too. Just maybe not while the coffee’s still getting cold.