Higher-level foreign languages learners have always paid much attention to English public speeches, especially presidential speeches in the United State. The present paper concentrates on the study of Barack Obama’s presidential victory speech from the perspective of literary stylistics based on the levels of lexical, syntax, rhetorical devices, etc,with the aim to study the stylistic features of the speech so as to have a better appreciation of Obama’s art of public speaking and the meaning of the speech. From the speech we can learn how he procured the support from the public using effective lexical, syntax and rhetorical devices.