Again, there are 8 billion people on this earth. Americans are 5% of the world's population. What is human nature to them is not human nature to many from different nations.

The obsession with work tends to be strongest in those countries which have implement neoliberalism. Those people who have grown up in western Eruope don't have it. When people don't have jobs, they aren't treated with contempt. That's typical of the UK and the US>

It doesn't happen in Afica either.

There's a lot of research out there. Sharing is an interesting concept. REgardless of whether people work or not, if some are given something and others are not, people resent the people who are given something. They don't care whether they work or not.

As for Trust Fund babies, I recall arriving in the States and my host 'living in one of the most expensive areas of America' with Michael Jackson down the road, being most impressed that her neighbor was a 'trust fund baby.'

I don't see the aristocracy in the UK being looked down upon because they don't work. I see a lot of rich people who don't work admired for their wealth.

Of course, these are all generalisations.

Human nature covers a wide spectrum - a very, very wide spectrum, and using Americans as typical (and there is even diversity within the American perspective) means that you don't see that human nature is not that wrapped up in work.

Until the advent of the Industrial Revolution, mankind in common with all mammals, worked a 20 hour week.

It might be helpful to look at anthropology from a wider perspecxtive than just American culture.