| Quote #1
His eyes turned blood-shot, and he was metamorphosed into a raging fiend. So changed was he that the Judge himself would not have recognized him (1.25)
Buck’s first changes are the result of his anger.
| Quote #2
Buck learned easily, and under the combined tuition of his two mates and François made remarkable progress. (2.5)
Buck’s ability to learn enables him to survive in the North.
| Quote #3
T'ree vair' good dogs," François told Perrault. "Dat Buck, heem pool lak hell. I tich heem queek as anyt'ing." (2.6)
Buck’s ability to learn is recognized as an asset by those around him.