What do these supernatural events suggest about the consequences of Duncan's murder?

How can i use "as william walking with his wife was seen" as a short sentense

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.

Read this exerpt from act 2 scene 2 of romeo and juliet which theme is depicted through juliet’s monologue