Answer:
I am just two and two. I am hot. I am cold. I am the parent of numbers that cannot be told. I am a gift beyond measure, a matter of course. What am I?
A large oasis in the desert. Come with cash and leave with none.
I have thirteen hearts but no body or soul. What am I?
I can generate fear and some say I come out of your ears. I am as quiet as a mouse but not welcomed in the house.
I have a little pool with two layers of wall around it. One white and soft and the other dark and hard. What am I?
What begins and has no end? What is the ending of all that begins?