Public speech is an art. It presents the features of formal written language while exhibiting characteristics of the spoken. Hillary Clinton(born October 26, 1947), as an influential women politician in American politics, addressed her speech on NOV 9, 2016. This speech is considered a strength. This paper will analysis the speech from functional stylistic, which is attempted to analyze how English speeches are constrained from the angle of metafunction and context of situation. Via the essay, we can have a better understanding of the public speech. It presents the features of formal written language while exhibiting characteristics of the spoken. Hillary Clinton (born October 26, 1947), as an influential women politician in American politics, addressed her speech on NOV 9, 2016. This This paper will analysis the speech from functional stylistic, which is attempted to analyze wantistic which which is attempted to analyze want 中文; speeches are constrained from the angle of metafunction and context of situation. Via the essay, we can have a better understanding of the public speech .