Being a good manager

You can’t underestimate the importance of consistency when you’re a manager. If the people that you’re managing can’t predict your response, then your entire organization will grind to a halt.
By giving one answer one day and then another answer the next, individuals will have to come to you every time to see what the answer will be today. While someone relishing in their new found power might enjoy this, it is by no means an efficient way to run things.