Macbeth feels somewhat sad at the end of the play for he knows what has <span>happened. He says, "He has almost forgot the taste of fears', when lady Macbeth </span>
The author uses ethos (author credibility and trust in their credentials) by using the word "our" so often. This places the author in collaboration with the reader, showing that he believes that they are all one and working together to achieve a common purpose.
