King first explains that he has the responsibility to be there because he is the president of the Southern Christian Leadership Conference, and the affiliate of the organization in Birmingham has asked him to engage in a nonviolent direct-action program in paragraph 2. Then, in paragraph 3, he further explains that the essential reason that drives him to go to Birmingham is because injustice is there, and he needs to fight for it because it is what he should do to protect the rights and freedom of African Americans. Later on, He makes his explanation even border in paragraph 4, saying that he will fight against injustice for not only Birmingham but all communities, making the his trip to Birmingham sounds more meaningful and necessary. If King reverses the order of these paragraphs, there will not have such a powerful effect been gradually built up from the surface to the depths, and the audiences will not understand the meaning of King’s trip as easy as they