That answer is different for everyone. Maybe the article should be “How to determine whether you should work harder”, but at the end of the day I’m not sure any

That answer is different for everyone. Maybe the article should be “How to determine whether you should work harder”, but at the end of the day I’m not sure anyone can be convinced by an article. If you don’t have any anxieties based in the lack of having attained something specific, then you probably won’t (and maybe shouldn’t) work hard at all.