Answer:
I didn't read the book or know the story but I can imagine that if it is meant to be literal, he/she said it because having the disease made him/her more careful and weary.
Explanation:
It is kind of like what happened with this Corona. We heard about the "disease" and became more weary and careful. Also: sharpened our senses.
They are factorial of 3 or 7 not reall Sure about this sorry if wrong
It is the brainstorming phase. In this step, you decide your topic or subject and the purpose of you writing it as well as who your audience will be.