Answer:
The man who made it didn't need it. The man who bought it didn't use it. The man who used it didn't want it.
Scythe of darkness, Shadow’s light. Guiding eye of thirteenth sight.
What can go through glass without breaking it?
What gets wetter as it dries?
I have three hundred cattle, with a single nose cord
Of these things - I have two. One for me - and one for you. And when you ask about the price, I simply smile and nod twice.