Novelists can convey there personal opinions through the main character that can representing themselves.
Answer:
Alas! I'm lost in the wilderness.
Explanation:
An interjection is a word that expresses a strong emotion. It expresses emotion of joy, sorrow, excitement, wonder surprise, pain, sadness, happiness, and so on. Interjections are usually specific words such as 'Hurrah, Wow, Oh, Ouch, Huh'.
Incorporate what? if you mean their selfs then i would say by giving a spice of them self or make their story have some character that relates to them, but then again the story itself is them already.