Themes in speeches are used to organize the speech to make it easier for the audience to understand.
Answer:
Well, Jem and Scout, hated Mrs. Dubose
Explanation:
because of the insulting things she hurled at them, the old lady was a morphine addict. ... He considered her the bravest person he ever knew. because she was determined to kick her morphine habit before she died.
This is all I know about it, but I hope it helped a little. :)