It's not yes-men. Power and money tend to convince people they are successful in every aspect of life. Our society emphatically endorses this viewpoint and even idolizes it. Look at our celebrity/businessman worship.
Then, since they are rich, anything they do is now acceptable. Anything they do is what a successful person would do. That becomes their viewpoint.
Then, since they are rich, anything they do is now acceptable. Anything they do is what a successful person would do. That becomes their viewpoint.