In this clear mirror everyhing is reflected. We also say that is true form or just truth. First, we talked about the world of impermanence. Attaining enlightenment is to lose enlightenment. Losing enlightenment is getting enlightenment.
Mountain becomes water, water becomes mountain.
Next we went to the world of emptiness. Mountain is emptiness and water is emptiness. Complete and true emptiness. Then, taking one more big step from the world of emptiness we come to the world of truth. Here everything is just as it is.