NPR was talking about this all morning too, although I just heard about the shooting.
Man slashes 22 children near China school - latimes.com
I wonder how many people would commit suicide if they realized how insane the world they live in actually is. If our meticulously-crafted and rather ludicrously built social structure broke down (and social structure is basically chance and invention -- nothing else), I think hundreds of millions, if not billions, would just end their lives.
No wonder religion is so prevalent. Without that afterlife and the promise of judgment for "sinners", many people, some on this board, simply could not take it.