[{"role": "user", "content": "I'm trying to learn Italian and I'm stuck on the sentence 'He did say so.' Could you help me translate it?"}, {"role": "assistant", "content": "Certo! The translation of 'He did say so' in Italian is 'Ha proprio detto cos\u00ec'."}, {"role": "user", "content": "Grazie mille! What does 'proprio' mean in this sentence? Is it necessary?"}, {"role": "assistant", "content": "'Proprio' is an adverb that emphasizes the truth or confirmation of what was said. It's not strictly necessary, but it strengthens the statement. Without 'proprio', the sentence would be 'Ha detto cos\u00ec', which is still correct, but less emphatic."}]