No words are needed in true Cass style, just a small smile and affirming nod.

She doesn't glance back to the bars, but her smile gets a little wider with the next nod. This area she understood more. But because she found that people could confuse it if you nodded only, they weren't sure what part you were agreeing to, she verbalized her agreement this time. Small steps, but progress never came overnight. "Can help."