Bamboo: Hey, Oni (Zak's nickname when Bamboo called him. "Oni" means "Ghost" in Japanese, but Zak thought it was "Onii", which means "Brother" in Japanese).

Zak: ?

Bamboo: Say, everybody knows smoking is bad for your health, but why they still smoke when they are staying with smoking friends?

Zak: You know you can't drink your bath water, but why everyone drink other people's bath water when they are having fun in the sea?