She nods and helps Barbara up, no questions asked about no wheelchair, it makes sense to her. Pushing yourself was the way to improvement after all.

"Yes," Cass nods seriously. She was always going to be of few words, and certainly not the flattery or niceties type. Body language was always obvious to her, direct, her speech was the same, so when she agrees, she really does mean there had been improvement. Cass then smiles and makes an attempt to say a bit more, for Babs, and because she's always encouraged to speak more. "Is better." She then almost shyly gestures with the closed book in her hand. "Is not better, hard. Not easy like bodies."