Answer:
of his disability
Explanation:
"The Secret Life of Walter Mitty" is written by James Thurber, an extra ordinary writer. He not only have brilliant writing skills but also a famous cartoonist.
In the mentioned story, the protagonist of the story deals with his frustrated life by imagining himself in different characters like sometimes a doctor, sometimes a pilot and other varying personalities.
The extra ordinary writing skills of the author are accredited to his disability.
At the age of 7, he lost one of his eyes in an accident. His disability brought him close to his passion as he felt awkward and a misfit accepted solitary life where he discovered his love for writing