Answer:
I am a precious stone as clear as diamond. Seek me out while the sun's near the horizon. Though you can walk on water with my power try to keep me and I'll vanish in an hour.
Who keeps the ocean clean?
The more there is the less you see.
I am round as an apple, deep as a cup. All the King's horses can't pull me up. What am I?
Use me if you really want to see inside someone
What did the piece of wood say when he saw the screwdriver and screws approaching?