[{"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 correct translation of 'I think Tom is sane' into Italian is 'Io penso che Tom sia sano di mente.' This should help you convey your opinion about Tom's mental state to your friend."}]