When you are manager, you will learn that you won’t have all the answer. Each day you would make decision and only 60% – heck maybe only 55% which will be a good one. Keep digging the wrong answer and convince people you were right all this time will badly backfire at you, so you have to able to recognize bad decision and adjust from that.
How you know that you make bad decision then? Give a good questions. The better the question you gave, the better the answer you will get. In fact, the questions might be more important than the answer itself. This is because people naturally tend to give information that you love to hear and keep the information that they know you don’t like to hear for themselves. Unearth the last one is a tricky part of your role.