“I swear on my mother, if you don’t back off, I’ll knock your teeth out.” I don’t remember the exact words, but they were something to that effect. They, and quite a few other oaths to the same effect, were shouted at me by an 18-year old gang member one evening while I was at work. He had been placed at the facility where I worked because he had an anger problem and was a drug addict. I watched that kid holler and threaten for about 20 minutes and had a realization. He was all bark and no bite. He didn’t get his way, so he threatened me (and the rest of the staff) as loudly as possible. When...