there are different perspectives about this that I’ve seen – maybe it’s the universe/God playing out a drama. These things do happen, but there is also so much beauty in the world. There are also great people doing great things. My question to you: why are you focused on the darker side of reality?
I’m not sure that they do prosper? They may make some money, if that is what you mean by prosperous. Wealth, happiness and success can have different meanings to different people. All in all, your statement is more a reflection of your own worldview.