Answer:
This thing all things devours: Birds, beasts, trees, flowers; Gnaws iron, bites steel; Grinds hard stones to meal; Slays king, ruins town, And beats high mountains down.
It regulates our daily movements, but it feels no interest in our lives. It directs us when to come and go, but does not care if we pay attention. What is it?
Who is he that runs without a leg. And his house on his back?
What turns from red to black as soon as it touches water?
It's like food but water kills it. What is it?
Why was the cook arrested?