A weapon can either be strong or weak, depending on the ability of person who is using it. An expert with a pebble can still beat a novice with a shuriken.Zetsu in Naruto
White Zetsu: "When you're sad and alone…"
Black Zetsu: "...the only one you can count on is yourself."
Black Zetsu: "Not yet. Be patient!"
White Zetsu: "The next time you open your eyes you'll be seeing a whole new world… things are getting really fun."
You're just another part of the shinobi history I created! A brat like you can't touch the likes of me.Zetsu in Naruto