Why I don’t respond to rudeness as I get older

(1)In my 20s, I fought back when I was rude. In my 30s, I fought back
(2)I tried to explain why you were rude, but you haven’t responded since you’re in your 40s
(3)In my 20s, I thought disrespect was due to personality, in my 30s, I thought it was a cultural difference, but now I know that disrespect is due to ignorance and low self-esteem
(4)There are some exceptions
(5)If you look at it big, it’s consistent with the description here