[{"role": "user", "content": "I'd love to know how to express the idea that someone's personality or behavior remains the same over time in Italian, so could you please translate 'Tom hasn't changed' into Italian for me?"}, {"role": "assistant", "content": "The translation of 'Tom hasn't changed' in Italian is 'Tom non \u00e8 cambiato.' This sentence conveys that Tom's personality or behavior has remained the same over time."}]