How many lives have been saved by people...
...who don't fly off the handle - folks who manage to end fights, bury the hatchet or do not retaliate for perceived injustices?
I don't think we dare want to attempt to calculate that figure else you may be forced to concede that wild emotions aren't all that wonderful or desirable.
;-)
SDAI-Tech1
PS
Knowing how to channel off negative energy directed at oneself, without allowing it to affect or influence one's consciousness or returning it towards the sender is a great skill and has been known since the times of "turning the other cheek."