Lessons of Violence

What can we learn from a violent human society that can bring an end to the violence itself? We all know, human society is a violent one, and there is nobody who is not concerned. Everybody has a remedy, and all of it borders on the abstract, where, both the appreciation of the ailment and the cure becomes fully subjective. But, a better approach is to learn something from it, and use the lessons profitably for the benefit of all.
If so, some things and ideas we cherish as distinct human features stands to get axed.