Practical Rhetoric Practical Rhetoric Jiang Lei Jiang Lei College of Foreign Studies College of Foreign StudiesWhat is Rhetoric ? What is Rhetoric ? The art of using words in speaking or writing so as to persuade or influence others. The art of effectively using language in speech or writing, including the use of figures of speech. Rhetoric is the theory of informative and persuasive discourse. Rhetoric is a kind of art which deals with how to manipulate language effectively. What is Rhetoric ?