well, when the pointed rock smashed into the round bit of earth the shock was so great that it set them spinning together through the air which was just getting into its proper place, like all the rest of the things only, as luck would have it, they forgot which way around they had been going, and began to spin around the wrong way. presently center of gravity a great giant who was managing the whole business woke up in the middle of the earth and began to grumble.