Absolutely nobody benefits from the hateful, idiotic idea that repressing our genuine thoughts and feelings can ever be helpful to anyone -- so say what you feel. If you take a moment to articulate yourself clearly and without aggression, I absolutely guarantee that you'll be rewarded.
Once upon a time, policy-making was about finding the best ideas to solve a problem. Today, policy process is no longer about finding the best ideas. It is mainly about managing different interest groups, many of whom are in a position to derail a process they don't like.