I am determined to escape and get home to my family.
Frederick Douglass fights Mr. Covey because Douglass wants to be a free man.
Lincoln's Inaugural Address
Physically speaking, we can not separate. We can not remove our respective sections from each other nor build an impassable wall between them.
Mrs. Mallard dies because she had believed that her husband has been dead and now she is finally free. When she sees him walk through the front door, she has a heart attack because she was upset that her husband was not really dead and in reality she was not free.
I have a plan...
Peyton Farquhar is about to be hanged and he is imagining all the ways that he could escape.
"Go Down, Moses"
In Lincoln's Inaugural Address he calls for unity among the north and the south. If the states separated, then a war would eventually break out.
In this scene, Jim tells Huck about his plan to free his family. He tells Huck that he is going to buy his family once they reach the free states.
The song talks about freedom and the freedom of runaway slaves. It is a reference to the Bible.