This is a common app personal essay question applying to University of Southern

This is a common app personal essay question applying to University of Southern California
And the question is(The lessons we take from obstacles we encounter can be fundamental to later success. Recount a time when you faced a challenge, setback, or failure. How did it affect you, and what did you learn from the experience? ) and this is my brief answer if it could help out anyway (In 2016, I had acute pancreatitis, which destroyed my personality and morale and brought it to the bottom, and the disease lasted with me for two years, which made
me suffer from obsessive-compulsive disorder, and psychological fatigue, only my best friend death make me wake up from my illness and made me recover and realize that at any moment I might disappeared from the world , and during this period I was delving into films and how films tell people’s stories, and I realized that the best way for me to show my story to the world is through films. I wanted my dream to be true ) please write maximum 650 min 640