When trying to encourage his friend to quit smoking, Justin starts off by explaining all of the health risks associated with smoking. Justin's friend Jon retorts back stating that he understands the health risks, but asks Justin if he understands the health risks of being excessively overweight and not being active. Jon concludes, "If, Justin, you are so worried about everyone living a healthy life I encourage you to start by looking in the mirror. Yes, smoking can lead to health issues, but obesity has deadly implications, too." Jon is using what psychological strategy to stop Justin from encouraging him to stop smoking