I think that the following article should be read by just about everyone, because the article teaches about human behavior.
https://www.scotthyoung.com/blog/2007/08/28/the-critical-7-rules-to-understand-people/
About 22 years ago a teacher gave a similar piece of advice when he said 'don't spend your time worrying about what other people think of you because they probably don't think of you'.