Answer:
Who makes it, has no need of it. Who buys it, has no use for it. Who uses it can neither see nor feel it. What is it?
What has roots that nobody sees, and is taller than trees. Up, up it goes, and yet it never grows.
Fatherless and motherless. Born without sin, roared when it came into the world. And never spoke again.
I am the fountain from which no one can drink. For many I am considered a necessary link. Like gold to all I am sought for, but my continued death brings wealth for all to want more.
What is made of wood but can't be sawed?
What covers its face with its hands, speaks no language, yet most known what it's saying?
Difficult
Animal
Easy
Food
Funny
Kids
Logic
What am I?