Tra từ good, and if you can't be good, be careful - Từ điển tiếng Anh

Từ điển tiếng Anh - Cambridge Advanced Learners Dictionary

be good, and if you can't be good, be careful Be good, and if you can't be good, be careful. idiom humorous saying said to someone to tell them to enjoy themselves at an event or during an activity, but to be sensible, too Thesaurus⁺: ↑Paying attention and being careful ↑Cautious and vigilant Main entry: good_idiom