"I serve the Force. I am its instrument that brings conflict. The Force is not light or dark, but the conflict created with both. The Jedi do not understand that as they only believe in peace. Peace brings weakness. It dulls the senses and skill. The Sith believe in their own selfish desires -- also weakness. That is why I think you are foolish, Jedi. Not because of your training or how you use the Force. But your knowledge of it."

He was actually unconventional to the entire Empire. And will probably not like the current one considering their views remain unchanged.