Mr$.$ Loftin is a $78$ year old man who has been smoking since he was $12.$ He has been diagnosed with emphysema. He has been cautioned about the effects of continued smoking. He responds $"$ What difference does it make if I quit now?" How would you respond to that statement if you were talking to Mr$.$Loftin?

Please correctly write your response and then attach your answer below. Thank you so much for your help!