At the end of the novel, what role does Commander Sun play in recalling his mother's content?

Its function is to express once again the author's great grief and sincere love for his mother.

The article recalls the mother's hard life, praises her excellent qualities of diligence, thrift, intelligence, generosity, kindness and tenacity, describes her education and influence on herself, and expresses her deep memory and great respect for her thoughts and feelings.

Memories of My Mother is an unforgettable essay that deeply mourns my mother. The mother in this article is an ordinary and great working woman, a typical example of beauty.