Answer:
I stand in one place yet I fill a whole room. I can be filled with molten rock and come in every hue.
I may only be given but never bought. Sinners seek me but saints do not. (one word).
What bone has a sense of humor?
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. I am given with pleasure when taken by force.
I am the home for feathery animals.
What made Cyclops quit teaching?