[beaned]

One theme seems like it's not that hard to distill. That aimless young men with no prospects and no philosophy are more inclined to participate in destruction, and end up destructed.

We have English literature classes for the very purpose of finding and discussing these and other themes. The point of Shakespeare, Dickens, and Orwell aren't always immediately understood to some readers, even if they sense that there's something to be taken from what they're reading.