You should reconsider what you were trying to accomplish with your remarks. If your intention was to change the policy, it may have been better to offer your

You should reconsider what you were trying to accomplish with your remarks. If your intention was to change the policy, it may have been better to offer your criticism after the public event, in a less confrontational manner. No one likes to be shown up. Consider making suggestions that allow the other people to save face. While it might feel good in the moment to complain in public and humiliate your boss, the end result will often be counter-productive to your goals. This happens at all levels of management. You got to learn it when the stakes are relatively low. Good luck!