This is the first time we've seen the monster in action, and he's not happy about killing his mom. He wants to kill her with his own hands, not with the help of the other creatures. He doesn't think it's a bad idea to kill someone with your own hands. The other creatures seem to think this is a good idea, and they're all laughing at him. He's all, "Gee, I wish I could use my own hands to kill my mom" . The only problem is that he'd rather die with a staff than with his mom's hands. He can't figure out how to use his own staff to kill his mom, so he asks if they think a staff can pierce his skin. They're like, "Oh, yeah