Here is a concise summary of the text:
**Title:** A Childhood Trauma: My Evil Piano Teacher
**Summary:**
* The author shares a personal story about their childhood experience with a piano teacher who was extremely negative, sadistic, and creepy.
* At 12, they started piano lessons after being inspired by a TV show, but the teacher's constant criticism and abuse led to fear and a loss of interest.
* After two months, the author mustered the courage to quit by simply not showing up to lessons.
* In a bizarre twist, the teacher showed up at their house, prompting the author to hide in fear.
* The experience left a lasting impact, but 10 years later, the author is considering taking piano lessons again with a new, positive approach.
* The story concludes with a message: don't let anyone crush your spirit, and find positive influences to nurture your talents.
Here are the key facts extracted from the text, keeping them short and objective:
1. **Age started learning piano**: 12 years old
2. **Inspiration to learn piano**: An episode of Martha, specifically a character playing "Fur Elise"
3. **Initial instrument**: A keyboard (described as "shitty") received as a Christmas gift
4. **Piano teacher's experience**: Approximately 50 years of tutoring
5. **Location of piano lessons**: The piano teacher's house, which was on the narrator's street
6. **Frequency of lessons**: Twice a week for two months before quitting
7. **Method of paying for lessons**: Saved money from doing jobs for family and neighbors
8. **Reason for quitting piano lessons**: The narrator's negative experience with the piano teacher
9. **Time elapsed before reconsidering lessons**: Approximately 10 years
10. **Current approach to playing piano**: Learning songs by ear, playing them "really badly"
11. **Decision after 10 years**: Considering getting piano lessons again
12. **Previous action upon teacher's visit**: Hid under the bed, afraid, when the teacher came to the narrator's house after quitting lessons
13. **Parental awareness**: Parents were not informed about the reasons for quitting piano lessons
14. **Alternative use of saved money after quitting lessons**: Bought a pet hamster named Sookie