To Introduce the topic with some indication of its inherent interest or importance, and a clear definition of the boundaries of the subject area.
Answer: nothing to add or to remove
Explanation: because it’s right
I'd say that the theme of this story encourages us that anyone can be important. Not just lawmakers or rich people or even extroverts, but anyone, whether you're a shy artist or an outgoing sporty-type. Some variation on that is probably what you're looking for, I shouldn't do your work for you! :)
APA style. it's most used for citation in research papers
Key words for a similes are like or as.
Example: my life is LIKE a red rose.