Answer:
I am a precious stone, as clear as a diamond. Though you can walk on water with my power, try to keep me, and I'll vanish in an hour. What am I?
I am the type of room you cannot enter or leave. Raise from the ground below I could be poisonous or a delicious treat.
I can be repeated but rarely in the same way. I can't be changed but can be rewritten. I can be passed down but should not be forgotten.
I have a few points but we're not competing. I'll help you win when you're eating.
Though it be cold, I wear no clothes. The frost and snow I never fear. I value neither shoes nor hose and yet I wander far and near. What am I?
What question can you never honestly answer yes to?