Why did ponyboy hope Bob's parents hated him and the other greasers

Ponyboy is full of pride person and he doesn’t want someone to pity him because of his life is rough. Even if she grew up in a strong environment and he encounters worst experiences, he still doesn’t want to have other’s pity. He would rather be hated than to have shown pity. This is because Ponyboy thinks that pity is a form of weakness that’s why he hoped that Bob’s parents hated him and the other greasers.