The article itself is a list of prior art of introspection and a critique of Marc’s lack of awareness of said art.
It's admittedly hard to remain in curious conversation about things that are so activating, so it's quite understandable that people do it.
The point would be the same if you swapped any other individuals in for those 5.
Rich less empathetic than poor, study says https://www.psychologicalscience.org/news/rich-less-empathet...
How Wealth Reduces Compassion https://www.scientificamerican.com/article/how-wealth-reduce...
If you go along the donor list and search for remarks the biggest political donors have made you'll note that most of them are severely lacking in the 'how-to-human' department.
These are the people buying your politics. I still maintain that GP's assessment stands.
As for the comment type, there's nothing disparaging or even insulting about it. I don't know whether GP is a native English speaker, but as an ESL I can't find anything generalising or otherwise wrong with it. I have flagged a lot of comments for posters calling others Nazis or other insults or getting personal and I'm absolutely sure a lot remain. I have no feeling what kinds of failure you're reacting to here and this is grounds for general insecurity.
https://news.ycombinator.com/newsguidelines.html