Answer:
When the day after tomorrow is yesterday, today will be as far from Wednesday as today was from Wednesday when the day before yesterday was tomorrow. What is the day after this day?
What can burn the eyes, sting the mouth, yet be consumed?
I go around in circles, but always straight ahead. Never complain, no matter where I am led.
Iron roof, glass walls, burns and burns and never falls.
What breaks on the water but never on the land?
As round as an apple. As deep as a cup. All the king's horses can't pull it up.