[{"role": "user", "content": "I'd like to know how to express the warning 'Watch your tongue' in Italian, so I can effectively communicate the importance of being mindful of one's words."}, {"role": "assistant", "content": "The correct translation of 'Watch your tongue' in Italian is 'Tieni a bada la lingua.' This phrase is used to warn someone to be careful with their words and to think before speaking."}]