Answer:
In the land of the green glass door there are riddles but no answers, sheets but no blankets, and books but no words. Name something found in the land of the green glass door.
Slayer of regrets, old and new, sought by many, found by few.
A home of wood in a wooded place, but built not by hand. High above the earthen ground, it holds its pale blue gems. What is it?
With pointed fangs it sits in wait. With piercing force it doles out fate, over bloodless victims proclaiming its might. Eternally joining in a single bite.
I am always in front of you, but you will never see me. What am I?
People take me on walks and I run and have fun. What am I?