Answer:
The theme of the speech is that within the end, we are all separate but important parts of 1 body. That body is that the experiment of America. so as for a body to run properly, its parts must move and act collectively, rather than acting out alone. We must close so as to fight oppression and run smoothly. These themes are extremely important and shockingly relevant today, considering that it's 2016. We as a rustic should have already got realized that we must close and work mutually rather than fighting one another.