Okay, that had been out of line. He rested his fist against the wall, forcing himself to count to ten to give himself a chance to come up with an answer that wasn't just as peevish.
"I'm sorry," he finally said, perhaps not as gently as he probably could've, but at least it was honest. "I'm distracted, and as much as I don't like admitting to being useless, I really don't know much about what you have to do at this point. It's a realm away from anything I was ever taught or trained in."