I wrote a piece for National Down Syndrome Awareness Month about an experience I had years ago that shaped how I live today. I hope you will go to BLOOM to read it: When I Advocate for Thorin, I See Monty, Too
a typical son
two of us are tall and the other one of us is short and has Down syndrome
a typical son 
That was beautiful. I cried partly for your experience and because of a “children’s home” that I visited once when I was a child. That has always stuck with me.
I bet many of us have stories like that — where we witnessed other humans diminished. How could adults not see?