Answer:
A precious stone, as clear as diamond. Seek it out whilst the sun's near the horizon. Though you can walk on water with its power, Try to keep it, and it'll vanish within an hour.
What tree that definitely grows does not have a shadow and does not grow fruit?
If you spot one of these eastern warriors, they're not doing their job right.
What goes through the door without pinching itself? What sits on the stove without burning itself? What sits on the table and is not ashamed?
What is red and nailed to a wall?
If lightning strikes an orchestra who is the one most likely to get hit?