Simpeler and safer

Jon realised that their where two many things that could go wrong. Drop the stone stolen it may just look like an ordinery stone but somany things could go wrong.
"I wish that any wish for the stone to change form could be counterd by another wish like that" Their was a flash but it was diferent when he looked back the stone was on an engraved plate that said that wish has already been made
"Ok I guss I am not the first person to change the rocks form I wish the rock would thake the form of a..."