Parallelism is not a way of reasoning, it is just a rhetorical device used in a certain argument method. It can be used freely in example argument, reason argument, metaphor argument and comparative argument.

Identification and demonstration methods. The common reasoning methods are: example argument, reason argument, metaphor argument and contrast argument.

(1) sample demonstration: sample ...

(2) Reasoning: quoting famous sayings.

Persuasiveness.

(3) Metaphorical argument: It vividly demonstrates that ... by analogy with events, the argument is easy to understand and be accepted.

(4) Views for and against: Views.