Well, it does its job.

[He's enjoying it, taking bite after bite as he contemplates the rest.]

And it depends on why you wanna learn. If you want to learn for more self-defense, then it's not like I can really say no. It's too good a reason.

[He's teaching Rion for that reason, despite his misgivings on not knowing enough.]

You're good with a knife, but it's useful for taking on opponents when you don't have a weapon.