Probably worth mentioning "The Basic Laws of Human Stupidity" by Carlo M. Cipolla, which has an interesting and somewhat different definition of stupidity and has been discussed here before: https://news.ycombinator.com/item?id=2570448
Not a good summary. Some more informative links:
• http://harmful.cat-v.org/people/basic-laws-of-human-stupidit...
• https://en.wikipedia.org/wiki/Carlo_M._Cipolla#The_Basic_Law...
• https://news.ycombinator.com/item?id=2570448 (as someone else linked)
Probably worth mentioning "The Basic Laws of Human Stupidity" by Carlo M. Cipolla, which has an interesting and somewhat different definition of stupidity and has been discussed here before: https://news.ycombinator.com/item?id=2570448