Answer:
It allows him to move further on and figure out why things happened the way they did. And allows him to heal because it takes the stress and gets him out of the rut, that is caused by not forgiving himself.
"On kin of cain" through to "that woful breed" Cain was the child of Adam and Eve, who killed his brother.
Well I know people from the Appalachian mountains don't eat what we eat and they don't live in big homes like we do.