Answer:
Three little letters, a paradox to some. The worse that it is, the better it becomes.
What points the way without a hand. It floats on water but exists on land?
I always follow my brother but you cannot see me, only him. You cannot hear him but you can hear me. What are we?
I tremble at each breath of air, and yet can heaviest burdens bear.
What is yellow, looks like the moon and has seeds?
How can you tell when a mummy has a cold?