Success in politics demands that you must take your people into confidence about your views and state them very clearly, very politely, very calmly, but nevertheless, state them openly.
I think I probably learned something from almost every gig that I've done, not only because each occurred at a different phase of my development, but because each one had something different to offer. Ideally, you should be able to get something out of everything, positive or negative. And if it's negative, try to turn it into some kind of learning experience.