Useful Scoundrels?

Does the end justify the means?  Can a scoundrel serve a good purpose? Many great dramas have been written and filmed around these great questions. Some politicians’ actions say that their personal answer to boh questions is “yes.”
Here’s an analysis of that phenomenon: The Scoundrel Theory.
Here are some more perceptive articles.
Rolling Stone Magazine: “Trump’s Republican Party has taken on the attributes of a cult” – Sean Wilentz
Time Magazine: “Unifying values, around speech and civility, freedom and fairness are shredded by rising tribal furies and passions. We have a president for whom division is not just a strategy, it’s a skill.” — Nancy Gibbs [Former Editor and Chief].
NY Times: “The Republican Party is doing harm to every cause it purports to serve.” – David Brooks.
We are in a time when our fundamental ethics and mores are being called into question.  What exactly is the “American Way” these days?