Answer:
You heart it speak, for it has a hard tongue. But it cannot breathe, for it has not a lung.
Vikings use this for warmth.
The moon is my father. The sea is my mother. I have a million brothers. I die when I reach land
I am always hungry, I must always be fed. The finger I lick will soon turn red.
What is often returned, but never borrowed/
Almost everyone needs it, asks for it, gives it. But almost nobody takes it.