"People don't stop killers. People with guns do."

An important truth to keep in mind in light of foolish calls for increased gun control in the wake of the Aurora mass murders on Thursday night.

"Gun-free zones" are premised on a fantasy: That murderers will follow rules, and that people like my student, or Bradford Wiles, are a greater danger to those around them than crazed killers. ... That's an insult. Sometimes, it's a deadly one.

Read the whole article here. It was written in response to the Virginia Tech massacre in 2007, but its points are obviously still very valid.