Answer:
I hide but my head is outside. What am I?
You walk into a room with a match strike the match and notice a candle a lamp an oil burner and a fireplace. Which do you light first?
So cold damp and dark I am. To stay you would refrain yet those who occupy me do never complain.
A necessity to some a treasure to many I'm best enjoyed among pleasant company. Some like me hot some like me cold. Some prefer mild some like me bold.
Although glory but not at my best. Power will fall to me when the man who made me dies.
What made Cyclops quit teaching?