🧠 WISDOM · advanced · colloquial

🤖 Literally, in English

“In a quiet swamp the devils breed.”

У тихому болоті черті плодяться. U tykhomu boloti cherti plodiatsia

“In a quiet swamp the devils breed.” — У тихому болоті черті плодяться.
Added by Oleksandr Stukalo
🤨 What does it ACTUALLY mean? →

🇬🇧 What you'd actually say

“It's the quiet ones you have to watch.”

also: “Still waters run deep.” · “The quiet ones are always the worst.”

📖 Meaning
Quiet, unremarkable people are often up to the most.
💡 Why it's funny
English peers thoughtfully into deep water. Ukrainian reports an active demon breeding programme.
🧭 Closest English idiom
“Still waters run deep.”
📝 Explanation
Said with suspicion rather than admiration — unlike the English equivalent, this one assumes the quiet person is hiding something, not merely deep.

🧠 Learn

  • up to something (phrase) — secretly doing something suspicious — щось замишляти “He's quiet — he's up to something.”
  • watch out for (phrase) — to be careful about someone — остерігатися “Watch out for the quiet ones.”

🗣 In context

Він мовчить, а сам усе влаштував. У тихому болоті черті плодяться.

He says nothing and arranged the whole thing. It's the quiet ones you have to watch.

🎧 Hear the contrast

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Questions people ask

What does “In a quiet swamp the devils breed.” mean?

Quiet, unremarkable people are often up to the most.

How do you say «У тихому болоті черті плодяться.» in English?

Naturally: “It's the quiet ones you have to watch.”. The closest English idiom is “Still waters run deep.”.

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