Answer:
So simple, that I can only point. Yet I guide men all over the world.
I give people a huge fright but at the end I'm sweet. I normally celebrate at night when there's less heat.
The more of this there is the less you see. What is it?
I go through a door but never go in, and never come out. What am I?
I have a head and a tail but no body. What am I?
Why is the letter B always cool?