Earlier quoted context omitted.
And on the flip side... If you let your emotions get the better of you one time, there's always 2nd chance. Which lesson should be taught to kids?
How about doing like the Norwegians: http://www.bbc.com/news/world-europe-18135537 Their kids (have been taught to) kill less than kids in any American state. EDIT: Don't know why I can't reply to any post, but the Norwegians actually have a diversity not that much unlike the US (15 percent immigrants / children of immigrants): http://en.wikipedia.org/wiki/Immigration_to_Norway
https://www.cia.gov/library/publications/the-world-factbook/...