The section on firearms, knives, bows, improvised and other weaponry. Defensive tactics, self defense, martial arts. Home and personal security. Includes ballistics, modifications and maintenance.
I've only perused this and it's probably basic stuff, but thought I'd toss it up for consideration. And perhaps it has something useful to add to the tool box.
A man cannot call himself peaceful if he is not capable of violence. If he's not capable of violence he isn't peaceful, he is harmless. There is a distinct difference.
Fate whispers to the warrior "You cannot weather this storm". The warrior replies, "I am the storm".