The World Outside the Painting and the Fairy Inside the Painting

The ink falling on the paper is the scenery of mountains and rivers, and the fireworks in the world; the ink falling on life is the entanglement of cause and effect, and the inescapable fate. A grudge in the world cost the teacher his life. There is a hurdle on the road to immortality. If you cross it, you will live forever. If you can't cross it, it's just one more ink.