Answer:
I have one eye. See near and far. I hold the moments you treasure and the things that make you weep.
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 go through glass without breaking it?
If eleven plus two equals one, what is nine plus five equal to?
A doctor might remove one from the neck of a Dracula victim.
What did the piece of wood say when he saw the screwdriver and screws approaching?