Mood helps create atmosphere in a literary work through setting, theme, diction, and tone. Throughout the book To Kill a Mockingbird the author wanted the mood to be sad or annoyed or just worried about how people were behaving because seeing how things were treated or how people were behaving would be enough to make you feel angry , sad or worried about the people who were in the book. You always wanted to know what would happen next or how something would end. Irritation was a very important state of mind in this story and is certainly the most relevant. The atmosphere that comes across the most in the book is irritating because the way people behave would make you irritated. For example, when the jury had found Tom Robinson guilty, everyone knew he was innocent, but he was still guilty, so that would make you feel irritated. “A jury never looks at a defendant it has convicted, and when this jury came, not one of them looked at Tom Robinson.” (Lee 282) This is one of many examples in the book where things make you extremely angry and this is usually racism that irritates you because it happens everywhere ...