Answer:
There is one in every corner and two in every room.
Once you have it, you want to share it. Once you share it, you donβt have it. What is it?
What is born on the ground but floats to the sky, to be returned back again from the clouds up high?
Blind but cruel.
What kind of room doesn't have physical walls?
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.