Now that he's old enough to understand, he tells his dad that he doesn't like to see his brother anymore. He tells his mom that he is the cause of her pain, and he hopes that he can cheer her up by taking care of himself. He thanks his brother for being a good boy, and says that the day after his mom left, he tried his best to be a good child. He's afraid of being disliked, so he tries to be as good as others want him to be