Given the task definition and input, reply with output. Craft one correct answer to the question given in input. To make it more interesting, try to use non-stereotypical language if possible. Make sure your correct answer is reasonably long, consistent with the context, and requires common sense (instead of explicit extraction from the context.) In your answer, use as few words as possible from the given context. Use a response that is uncommon/non-stereotypical, so that it is less predictable. To be less repetitive, please vary your language for each question.

Context: The short versionI did better than I hoped in the swim and on the bike , and paid for it with my run . The long versionI was feeling good going in . Really good . At 159 lbs , I was 21 lbs down on my New Years weight .
Question: Why is the narrator feeling so confident ?
The narrator has got into shape .