She gave a one-armed shrug, though he could tell she wasn't as aloof as she perhaps wanted to project. Her behaviour proved that if not her expression.

"What's the problem with all the others we were discussing? Most of them can't be trusted to stay on the right side of things. You would," she declared, and her tone invited no argument. Aria had already made up her mind, apparently. "You're not stupid or sentimental. You'd do what needed to be done."