Uh, because that's just how it is? Do you see anyone else here using their hands to eat? No.

[Of course, some rules are meant to broken!! He hasn't forgotten that, not as the resident rebellious teenager. But this is one thing that should probably be followed.]

Think of them as your weapon. [Will this analogy work?? Scott's gonna try and he emphasizes his point by clicking his chopsticks as he speaks.] You use your sword to kill other demons, right? Use these to... eat noodles.