That's humility. Or wisdom. Maturity. Part of the process of humility is not just accepting things but seeing how fear runs most everything because it's based in protective/proactive security, that goes too far, and you're not "little" as in unimportant or tiny, and humility really kicks in when objectivity is arrived at, and the struggles for wealth, social coherance, self appreciation, are all seen as pointless worry and ineffective; the makings of douchebags.

40-50 years of age, a lot of people grow enough to see the Shitshow called adulthood is over grown babies and the real adults can sometimes even be a well raised bright child with good instincts and manners.

Low self esteem I've seen over 47 years, seems to effect the 2% that got handed a shit life, and the rest know what to do better at (diet exercise sleep mindfulness), but they don't, and let ego and social media type commiseration , remove the responsibility of taking Life style actions.

I'm now convinced social media photo sharing has ramped up narcissism. But it's also conversely shown me those who don't engage in it. Hint; they're not on any social media with profile pics and if they are their career made them feel it was a tool, not a ego platform.