Answer:
You draw a line. Without touching it, how do you make the line longer?
No matter how terrible things get for the people of the Arctic, they will not eat a penguin. Why not?
An archaeologist digs up two perfectly preserved bodies. He immediately identifies them as Adam and Eve. How can he tell they are Adam and Eve?
When is homework not homework?
A traveller moved from North to East then to West and lastly South.. What was he looking for?
Almost everyone needs it, asks for it, gives it. But almost nobody takes it.