Based on the given story, I've evaluated the Tragedy Degree and Comedy Degree according to the provided criteria. Here's the JSON output of the assessment:

```json
{
  "TragedyDegree": 1,
  "ComedyDegree": 6
}
```

**Explanation:**

- **Tragedy Degree**: 
  - The story contains almost no tragic elements. It is serene and heartwarming, focusing on the joy and enlightenment that books and knowledge bring.

- **Comedy Degree**: 
  - The story has some light-hearted, feel-good moments, especially highlighting the children's learning and the librarian's kind assistance. However, it is not extremely comedic or filled with strong comedic aspects; hence, it falls in the moderate range for light-heartedness.
