What is the universal theme of this excerpt?

Read these passages from when birds get flu and cows go mad by john

What is the problem with the following sentence: cameron, who has an extreme and unreasonable suspicion of other people and their motives, suffers from paranoia which is a psychological disorder characterized by delusions of persecution or grandeur, was absolutely sure that someone was following him even though he was absolutely alone and hadn't seen a car for miles and miles.

Changing the sentence structure and how quickly events unfold in a story can affect which literally element?