This is why we don't let the faithful think for us.So a rock did do it...:-) And if a rock did it, then morality does not exist.
BEDEVERE: And what do you burn apart from witches?
VILLAGER 1: More witches!
VILLAGER 3: Shh!
VILLAGER 2: Wood!
BEDEVERE: So, why do witches burn?
VILLAGER 3: B--...'cause they're made of... wood?
BEDEVERE: Good! Heh heh.
CROWD: Oh yeah. Oh.
BEDEVERE: So, how do we tell whether she is made of wood?
VILLAGER 1: Build a bridge out of her.
BEDEVERE: Ah, but can you not also make bridges out of stone?
VILLAGER 1: Oh, yeah.
RANDOM: Oh, yeah. True. Uhh...
BEDEVERE: Does wood sink in water?
VILLAGER 1: No. No.
VILLAGER 2: No, it floats! It floats!
VILLAGER 1: Throw her into the pond!
CROWD: The pond! Throw her into the pond!
BEDEVERE: What also floats in water?
VILLAGER 1: Bread!
VILLAGER 2: Apples!
VILLAGER 3: Uh, very small rocks!
VILLAGER 1: Cider!
VILLAGER 2: Uh, gra-- gravy!
VILLAGER 1: Cherries!
VILLAGER 2: Mud!
VILLAGER 3: Churches! Churches!
VILLAGER 2: Lead! Lead!
ARTHUR: A duck!
BEDEVERE: Exactly. So, logically...
VILLAGER 1: If... she... weighs... the same as a duck,... she's made of wood.
BEDEVERE: And therefore?
VILLAGER 2: A witch!
VILLAGER 1: A witch!
CROWD: A witch! A witch!