the ability to offend our expectations about what an advocate for racial freedom would say in the last bastion of state-sponsored segregation. But he predictably confirmed what we expected, giving concrete expression to contradictions that -- on a purely substantive level -- could have just as easily been stated from the United States. The value of the trip was in its drama, in its ability again to invoke the bitter irony of a black nation ruled by a white minority.
It remains in the next chapter to explore in more depth several psychological and social features common to the kinds of public encounters briefly summarized here. As is evident from these public transactions, instances where advocates face hostile listeners offer useful chances to look into the kind of society we are. They also provide an opportunity to examine the communication processes that quietly occur in these highly visible events. Both of these goals are central to this study.