Mangling etymology: an exercise in “words and things”
We read that Helgi, one of the greatest heroes of Old Norse poetry, sneaked, disguised as a bondmaid, into the palace of his father’s murderer and applied himself to a grindstone, but so bright or piercing were his eyes (a telltale sign of noble birth, according to the views of the medieval Scandinavians) that even a man called Blind (!) became suspicious.