Figure out what the author wants you to learn
Because an apple a day keeps the doctor away!
An oxymoron is basically a phrase where two parts contradict each other. By dictionary definition, it is "a figure of speech in which apparently contradictory terms appear in conjunction." An example of this could be a phrase in which someone refers to something as "living death," as the two terms go against one another. However, it is a phrase commonly used and acts as a figure of speech. Oxymorons are very prevalent in our language.
She said it was a nice book.
It shows it was a statement from whoever it was, but it was it a direct quote. Hope this helped! I use this a lot for journalism.