She had not the slightest fancy for her studies; neither had Gypsy, for that matter; but Gypsy had been brought up to believe it was a disgrace to get bad marks.
Joy had not.

She hurried through her lessons in the quickest possible fashion, anyhow, so as to get through, and out to play; and limped through her recitations as well as she could.

Once Gypsy saw--and she was thoroughly shocked to see--Joy peep into the leaves of her grammar when Miss Cardrew's eyes were turned the other way.
Altogether, matters did not go on very comfortably.

Joy's faults were for the most part those from which Gypsy was entirely free, and to which she had a special and inborn aversion.

On the other hand, many of Gypsy's failings were not natural to Joy.