The difference between quotation and allusion

Quotations mostly refer to quotations from the original text, which are divided into whole paragraphs, whole sentences and partial quotations. The original text quoted is generally not modified;

Quoting allusions is very flexible and can change the narrative of the allusion. The method, enriching or shortening the content of the allusion, or even adding or deleting the plot of the allusion, just make sure that people can understand which allusion is being quoted, what it means, and what its significance is.