Which element makes up a majority of a story that drives the plot to its climax?

Can someone me answer this english question

What logical prediction can be made from this passage?

How is president obama using an appeal to reason, or logos, in this excerpt? by explaining why each person must work hard in order to succeed by explaining why working together is necessary for success by explaining why attempts at working together in the past failed by explaining why each person must look out for him or her self