Pick the guy you know with a large salary, let's say the best surgeon in your state. Someone who's exceptional, has studied their whole life and has a lot of responsibility. Let's say that surgeon makes a cool million a year. (Generally speaking, it would be closer to 800K) Now the best of the best in the country (1%) make up to 4 million a year.
How much billionaires make? Well, that every two hours.
So basically, we society are giving the same worth to one of these billionaires as 4380 of the best of the best surgeons.