Answer:
I can't go left, I can't go right. I am forever stuck in a building over three stories high. What am I?
I have no bed to sleep and no palace to live. I don't have a single coin but I am known as king. What am I?
I ask no questions but receive a lot of answers
What gets sharper the more you use it?
I'm the source of all emotion but I'm caged in a white prison.
Though not a plant, has leaves. Though not a beast, has spine. Though many wouldn't need this thing, It's more valuable than wine.