Answer:
What is neither inside the house nor outside the house but a necessity for any home?
I'm the source of all emotion, but I'm caged in a white prison.
It stands upright and can be quite grand. Its secret is not hidden but right at hand. What is it?
What is red and nailed to a wall?
What can be underwater, under fire, on fire and taking water all at the same time?
What covers its face with its hands, speaks no language, yet most known what it's saying?