What's the point of earning even more money if you're too busy to spend it? There is a law of diminishing returns when it comes to money, past a certain point

What's the point of earning even more money if you're too busy to spend it? There is a law of diminishing returns when it comes to money, past a certain point it's not worth the time you gave up to get it. Put it another way, when you reach retirement age, would you rather be a millionaire with health problems or a modestly rich person in great health?