"Yeah. There's a term they use in my time, PTSD -- stands for post-traumatic stress disorder. I don't remember whether that's what they call battle fatigue now or if there's a different term, but it's related, I think. People who go through some really bad," editing out the word shit on the fly, "experiences, and who after the experiences are over, are still reacting to them."

A pause, as something else comes to mind. "One thing I read about that, about what makes it likelier to be a lasting reaction ... is what kind of reactions people around you had, during and after the bad parts. Whether or not you felt like anyone else recognized that you'd been through something really awful. If it was done to you by other people, whether or not anyone else acknowledged that what those other people did was wrong."