waiting Room/Merrial world
In a beautiful presentation:

** Every living body is like a waiting room in a train station. For example, a man got off the train. Will get on another train after 30 minutes. In the middle of this he sat in the waiting room to wait. As soon as he entered the waiting room, he saw that the light in the room was broken.

So he bought an energy bulb and installed it. Then he noticed a lot...