[{"role": "user", "content": "I'm writing a letter to my Italian friend about Tom and I want to express my opinion about his mental state, could you please help me translate the sentence 'I think Tom is sane' into Italian?"}, {"role": "assistant", "content": "The translation of 'I think Tom is sane' into Italian is 'Io penso che Tom sia capace di intendere e volere.' This phrase conveys the idea that Tom is of sound mind and capable of making informed decisions."}]