Marianne deems her self as a quirky wierdo who does not fit in normal world，but after all she had experienced，she realizes there is no such things called normal people:all people has there own battle in mind;people are born different;people interact ,love ,hate,integrate and dismantle.It is Marianne’s own experience make who she is and so does everyone.

This book discusses the topic of coming of age,sex,violence,family,friendship,discrimination,bully,mental disorder and many other topics of life which make the book so relatable and realistic to everyone.

Sally Rooney‘s language is so intricate， depicting every detail of the character down to their every move. Great figurative language is also incooperated via unique metaphors and similes and emotive adjective; it makes especially the internal activity of the character so vivid and realistic.