There is a classic line in Riman's Rogue Mark. It seems that swords are used to kill people, and then something.

Sword is a weapon, fencing is killing. That's true. What Miss Xun said is a joke told by someone who has never got his hands dirty, but I prefer the jokes told by Miss Xun. From now on, I think all the jokes in the world will come true. It's not background music, it's flute or flute. Anyway, I think it's great