On his way over towards Sarah, Jon tried to think of a way to fix what he had wished. He still couldn't believe that he had wished for her to become a nerd in the first place. She was so perfect the way she was. Why would he want to change that?
But he had a dilemma. Wishes couldn't be reversed, only reinterpreted. He stopped about half the distance from Sarah, then pondered about how he could rectify what he had done. He couldn't reverse the wish, but that didn't mean that he couldn't find some way to lessen her pain.
Thinking for a moment, he suddenly had an idea.