Answer:
Vikings use this for warmth.
A beggar's brother went out to sea and drowned. But the man who drowned had no brother. Who was the beggar to the man who drowned?
Although my cow is dead, I still beat her. What a racket she makes!
By Moon or by Sun, I shall be found. Yet I am undone, if there's no light around.
Sharp and long, flag of the world. What is it?
They come to witness the night without being called, a sailor's guide and a poet's tears. They are lost to the sight each day without the hand of a thief.