Tang Zhe'an spoke excitedly as he patted the ground flat and placed a stone in the center, surrounding it with many pebbles. Holding more pebbles in his hand, he said, "This is my newly designed conceptual model of the Dark Matter World. You can imagine dark matter as a pitch-black, bottomless abyss. The Material Universe is suspended above this surface, not interacting with each other. Yet due to gravitational forces, they influence each other, and the Material Universe will undergo dimensional reduction into dark matter."