Answer:
Two brothers we are, great burdens we bear. All day we are bitterly pressed. Yet this I will say, we are full all the day, and empty when go to rest.
In this place, people lie, people cry, and people ask why. In this place, people sleep, people weep, and people's solitude, they keep. What is it?
I dig out tiny caves and store gold and silver in them. I also build bridges of silver and make crowns of gold. They are the smallest you could imagine. Sooner or later everybody needs my help. Yet many people are afraid to let me help them.
There is a puzzle which can be asked all day with a different correct answer each time. What is the puzzle?
Without this, eating food and Steven Spielberg's career would be very different.
If I say "everything I tell you is a lie", am I telling you the truth or a lie?
Difficult
Animal
Easy
Food
Funny
Kids
Logic
What am I?