Answer:
I am higher than the king. What am I ?
The eight of us go forth not back to protect our king from a foe's attack. What are we?
When I am caught I am thrown away. When I escape you itch all day.
I have keys but no locks. I have space but no room. You can enter but can't go outside. What am I?
Everyone asks for me but yet everyone hates to face me. For someone I am agony for others I am relief. Who am I?
I'm the source of all emotion but I'm caged in a white prison.