John pondered her question while taking a huge gulp of water. "If they're in front of you and it's a guy, knee him in the balls," he told her bluntly. "Or hit them hard right here, under the last rib." John pointed to the place on himself. "It's kinda where you kneed me. Knocks the wind out of 'em, and no one really likes that feeling. Both'll give you plenty of time to run once they drop you in shock. If they've got your wrist, I can show you a few ways to twist your arm to break their hold so you can take off running." He wondered if he should add that he'd smack her upside the head if she was stupid enough to get grabbed after the throws he'd just taught her. But, no. That'd be a bit harsh.
Leaning against the wall, he watched her. "Ever think of taking karate or anything? Some kind of martial art?"