NEWS YOU CAN USE: A Practical Lesson in Self-Defense From Vietnam’s Central Highlands. “In the cases we have been witnessing, the killers have conducted reconnaissance and planned out the attack, to include the anticipated reactions of their victims. They expect the victims to attempt to run away or simply hide. They’re prepared for both situations. However, what they’re not prepared for, and something they’re counting on them not to do, is turning and and attacking them with ferocity. In nearly every single case of a rampage killer ambushing innocent victims, at the first sign of violent resistance, the killer breaks off their attack and either flees or, if trapped, kills themselves.”

You can get a long way with ferocity.