“Oh, you fool,” said the father, “why should you want to run about there? Afterwards you will be tired, and no longer able to raise your arm; stay here, and sit down beside me.” The son, however, went into the forest, ate his bread, was very merry and peered in among the green branches to see if he could discover a bird’s nest anywhere. So he went up and down to see if he could find a bird’s nest until at last he came to a great dangerous-looking oak, which certainly was already many hundred years old, and which five men could not have spanned.

He stood still and looked at it, and thought, “Many a bird must have built its nest in that.”

Then all at once it seemed to him that he heard a voice. He listened and became aware that someone was crying in a very smothered voice, “Let me out, let me out!” He looked around, but could discover nothing; nevertheless, he fancied that the voice came out of the ground.

Then he cried, “Where art thou?”