Answer:
A house of wood in a hidden place. Built without nails or glue. High above the earthen ground. It holds pale gems of blue.
What instrument can make any sound and be heart, but not touched or seen?
What wears a coat in the winter and pants in the summer?
What has roots that nobody sees, and is taller than trees. Up, up it goes, and yet it never grows.
Today he is there to trip you up. And he will torture you tomorrow. Yet he is also there to ease the pain, when you are lost in grief and sorrow.
Almost everyone needs it, asks for it, gives it. But almost nobody takes it.