keep a civil tongue in your head

US /kiːp ə ˈsɪv.əl tʌŋ ɪn jʊər hɛd/
UK /kiːp ə ˈsɪv.əl tʌŋ ɪn jʊər hɛd/
"keep a civil tongue in your head" picture
1.

menjaga lisan, berbicara sopan

to speak politely and avoid rude or offensive language

:
You need to keep a civil tongue in your head when talking to your elders.
Kamu harus menjaga lisanmu saat berbicara dengan orang yang lebih tua.
Even when angry, try to keep a civil tongue in your head.
Bahkan saat marah, cobalah menjaga lisanmu.