At some point the greedy rich people will realize that their well-being immediately depends on the well-being of others around them, and that at some point if you want to increase YOUR longevity (/quality-of-life, /pleasure, etc) you need to increase EVERYONE's longevity (/quality-of-life, /please, etc)
At some point the greedy rich people will realize that their well-being immediately depends on the well-being of others around them, and that at some point if you want to increase YOUR longevity (/quality-of-life, /pleasure, etc) you need to increase EVERYONE's longevity (/quality-of-life, /please, etc)