I want a funny story of about 100 words!

There was a mental hospital where many mentally ill people lived. One day, the director there thought of a way to see how the patients were recovering. He said to these patients, "You all come here and say, He drew a door on the wall and said, "Today, whoever opens this door can go home." When the mentally ill people heard this, they swarmed up and surrounded the painted door. The dean felt very disappointed. , at this time he found that a patient was still sitting in the original position and did not move. He thought it was okay, so he stepped forward and asked, "Why don't you open the door?" He looked at the dean and said something, and the dean listened. Afterwards, he couldn't laugh or cry. The patient secretly told the director: "I have the key here."