"He ain't heavy, he's my brother!" The origins of this go back a couple of hundred years and are still popular in the song by that title.
It became the theme of Boys Town and is now embedded in our minds. But the bases of this concept goes deeper, much deeper and is something many of us should search for in our own hearts and minds.
I was fortunate enough to have a caring family, either my brothers or my sister would have, I am sure, given any part of their selves had I needed it, we didn't have to