Have you ever heard about The Government Pension Fund of Norway?
I think this might distort the picture a bit.
Try with one of the non-oil-funded countries like Denmark, Luxembourg, Switzerland or the Netherlands.
Beside that, I support your point.
Having the massive intellect to comprehend the answers to all these questions does not make one less depressed.
I like work; it fascinates me; I can sit and look at it for hours.