Fern's justice

"The pig couldn't help being born small, could it?" If I had been very small at birth, would you have killed me?" Mr. Arable smiled. "Certainly not," he said, looking down at his daughter with love. "But this is different. A little girl is one thing, a little runty pig is another." "I see no difference," replied Fern, still hanging on to the ax. "This is the most terrible case of injustice I ever heard of."