Naturalism added scientific elements such as environment and heredity to fictional characters. Unlike realism, naturalism used characters who were of the lower classes. It was also known for themes including taboo and violence. Émile Zola was the best-known writer of the literary school of naturalism.
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A persuasive piece is to get the audience to believe what you want.
<span>Having seen his share of bloody crimes scenes, the seasoned police detective did not blink when he saw the five dead bodies
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Well here the author says that inner voice of us reveals our feelings, regrets in other words what we live in our life is reflected inside of us. So he gives the example of water .Like our life, it runs quickly and our life also one day will be cut off which means it 'll come to an end. So this sheet of water is one of the pages of our life which is one part of in our long life journey.