[{"role": "user", "content": "I've heard the phrase 'Tom is no angel' used to describe someone's behavior, but I'd like to know how to express this idiom in Italian."}, {"role": "assistant", "content": "The correct translation for 'Tom is no angel' is 'Tom non \u00e8 un angelo.' This Italian phrase is used to convey that someone, in this case Tom, is not as innocent or virtuous as they may seem."}]