Answer:
A boy throws a baseball. It travels 40 feet and then goes right back to the boy. How is that possible?
What goes up the hill and down the hill, And spite of all, yet stand still?
How can you add eight 6s together so that the total adds up to 750?
What can I not be tomorrow?
How can you throw a ball 20 meters, and have it come back to you without hitting anything?
It is something you will never see again.