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.
If all Wibbles are Criggles, all Borkins are Kwumblins, no Hoggles are Borkins, and all Criggles are Borkins, is it true that all Borkins are Criggles?
I look at you, you look at me, I raise my right, you raise your left.
My teeth are sharp, my back is straight, to cut things up it is my fate.
It's in your hand though you can not feel it. Only you and time can reveal it.
Break me and I am better immediately set and harder to be broken again.
Difficult
Animal
Easy
Food
Funny
Kids
Logic
What am I?