Earlier quoted context omitted.
There’s no onus on either of us to do anything. We are just strangers posting on the internet without pay or other compensation. Your experience and knowledge about teaching help me to decide the merits of your beliefs. It appears from my perspective that you know quite little about what you are posting. I know slightly more by having a lot of anecdotal evidence but this certainly doesn’t imply that I’m more likely t…
It's clear to me that this belief has wormed its way into your identity somehow, and you're unable to discuss it in a detached and curious way. I'm sad for you that such is the case, but I am now more empathetic towards your colleagues who have to deal with your false assertion that some people are too stupid to learn the math you teach. Also not for nothing, but "retarded" hasn't been a medical term for some time no…
I’ll read whatever response you have but won’t comment further. I wish you well. Keep up the good fight!