62 richest people has as much money as poorest 3.5 billion humans

[NoGenlefBhind]

to the op,
you shouldn't find it disappointing at all... and the fact that you do illustrates that you don't have a very good understanding of human nature.
people are not born equal. some are smarter, some work harder, some are exceedingly lazy, some couldn't find their way out of a three row cornfield maze even if they had a map.
the inequity of income is nothing more than a proof of the inequity among people. for every bill gates and warren buffet, there's a million Joe Smiths and Jane Doe's.
at first glance, life certainly appears to be unfair, but if you look a little deeper, you'll find that generally people get exactly what they deserve and exist right up to the limits of their potential.
we are all animals, and the only definable difference between us and those we hoard together at the zoo, is that we have the ability to believe that we are not animals.
and right there is the root of the problem; our own awareness.
for every lion that resides as the head of his pride, there are multiple others that follow, because that's the limit of their capabilities.
we are truly no different and money, riches, fortunes to dream about, are society's way of that same, exact expression.