They keep selling magazine about fashion models, old guys only with girls in their 20-30's, stories about men that divorced after 20 years of marriage just to replace their wives with a much younger woman, etc. So basically a wife would have to find a magic formula to stay young forever or delay the aging process. He's asking for something impossible. Meanwhile making more money and being successful is a possible goal (an actual skill), staying youthful forever is impossible.
Then several guys keep on wondering why do we get offended if they ask about our weight and only physical aspects questions or why do we focus too much on that. Because you're the ones saying that's the only thing we're useful for.