I'm sorry, I don't have specific information about a 'Paul Keller arsonist' at hand. There could be many people with this name. Maybe he is a local figure in a particular area or a case that hasn't received widespread coverage.
As we don't have much information on Paul Keller the arsonist, it's hard to say about his early life. Maybe he had a family situation that contributed to his future actions, but that's just a guess.
It could be a disgruntled former Death Eater. After Voldemort's fall, this person might be seeking revenge on the wizarding world that has shunned them. Using arson as their method, they start attacking various wizarding institutions.
Her disabilities had a profound impact. Since she couldn't hear or see, she had no way to learn in the traditional sense. She couldn't observe how things worked or listen to instructions. However, with the help of Anne Sullivan, she was able to break through these limitations. But before that, her disabilities made her life very challenging. She had to rely on touch and smell to a great extent, which was very limiting in terms of getting a full understanding of the world.
It started with her teacher Anne Sullivan. Sullivan began by teaching Helen the manual alphabet, spelling words into her hand. For example, the word 'water' was spelled while water was flowing over Helen's hand, which made her understand the connection between the word and the object.
One key event was when her teacher, Anne Sullivan, came into her life. Sullivan taught Keller how to communicate by spelling words into her hand. Another important event was Keller's education at Radcliffe College, which showed her determination to overcome her disabilities.
Helen Keller was a 19th century American blind and deaf female writer, lecturer, philanthropist, and social actician. She lost her sight and hearing when she was 19 months old, but with her perseverance and fighting spirit, she created one miracle after another. Helen learned sign language, word cards, and lips by touching them with her hands. She mastered five languages and traveled around the world, making great contributions to the welfare and education of the blind. Her story was recorded in books such as The Story of Helen Keller, If You Give Me Three Days of Light: The autobiography of Helen Keller, and The Story of My Life. Helen Keller's achievements and her struggle for the disabled will always be remembered by people.