1. Obama’s success lies in his personal charm and the expressiveness, persuasion, tone and vocabulary in his speeches. As the 44th, 45th and the first African-American president in the history of the United States to win the 2009 Nobel Peace Prize, his speech was full of passion, energy and fully mobilized the atmosphere of the American people." YES, WE CAN" not only affirms the American lives that support him, but also affirms himself and the United States, and makes people believe, "We can do what we hope for; we will stand at the top of the world, and we will do it. He will lead the United States to a better tomorrow." Obama used this kind of persuasion to persuade the American people to support him and defeat one competitor after another.

2. The artistic characteristics of Obama’s speech:

1) Extensive examples

Extensive examples are an artistic characteristic of Obama’s speeches, including some common examples The beautiful examples give the people a kind of praise that the president is prosperous and has the same life as everyone else, and longs for everyone's desire. Each example touches the heartstrings of the people. Such appeal and affinity will naturally be supported by the people.

2), true content

Obama’s speech is true. Truly admit and face the current difficulties, truly face the world's doubts, truly admit his mistakes, the mistakes of the US government instead of covering up the past with various excuses.

3) American optimism

Obama’s speech is extremely optimistic, or has American optimism. "The United States will eventually solve these difficulties."

4) Firm belief

Obama's speech has his own persistence, persistence in traditional values, and persistence in the founding ideals of the country. , insistence on peace and justice.

5) Powerful parallelism

Natural and powerful parallelism, Obama’s speech contains many parallelisms. The progressive tone and crescendo vocabulary are provocative and touching. Although it is deep and plain in emotion and tone, it gives people a kind of power to forge ahead. Either sad or happy, sad with desire and happy with persistence and determination.