The definition of the word "onomatopeia": A word that describes or sounds like a sound. Examples: boom, pop, ssssss...etc.
Answer:
It makes the reader put the thoughts he/she has into metaphors of their own situations to teach a lesson.
Explanation:
When someone is saying "like" in a sentence they are trying to make you look at what they are talking about in your own point of view so that you can connect to the story better.