Answer:
When the son of the water returns to the parent, it dies. What is it?
What always runs but never walks, often murmurs, never talks, has a bed but never sleeps, has a mouth but never eats?
A man is pushing his car along the road when he comes to a hotel. He shouts, "I'm bankrupt!" Why?
What is that you will break everytime you name it?
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.
I appear in the morning. But am always there. You can never see me. Though I am everywhere. By night I am gone, though I sometimes never was. Nothing can defeat me. But I am easily gone.