As with any author's decision to use 1st person, her intention most likely -- in this story -- was to get her readers to go along for the ride into madness and cultivate a certain amount of sympathy for the narrator and her plight. The constant use of "I" puts readers in the narrator’s head and allows them to empathize with her.
Answer:
Honestly, your possibilities could be endless if you try, those traits vary into many paths you can go down in life, If you feel good about how you treat others you could be a therapist and help people get treated better. Or since you feel good about who you are, and what you are doing you could be a model, or someone that gives insight on your life and maybe a clothing brand and millions of other possibilities. The sky's the limit, dream big..