Rhetorical appeal 2: Pathos. The goal of Pathos-focused rhetoric is to appeal to the reader's emotions. A common example of pathos as a rhetorical device is advertisements for charitable organizations that try to get you to donate money to a "good cause." To evoke the desired emotions in the reader, an author can use passionate language, tell personal stories. A book review paper describes factual and personal information about a literary work in the form of a short essay. Intended to provide a brief overview and review of the book without providing unnecessary details, a book analysis helps writers think critically or determine their literary preferences.