The squares all featured huge screens suspended in the air, with images of Earth relayed by its satellites playing from various angles and regions, depicting the planet in its current state.
Vast expanses of blue oceans, green or brown landmasses, white polar glaciers enveloped in thin veils of clouds—the entire Earth hung in the dark cosmos like a sapphire gemstone.
"Will we... ever see it again? Our mother, this blue planet..." a young boy of about ten looked up at Earth and turned to ask his father beside him.
The child's father was an engineer, involved in many major construction projects, including the Amazon River Dam Water Jet Plan and interior construction on the Moon; thus, he knew more. Holding his son, he looked towards the screen and said, "Yes, in a hundred years, a thousand years, ten thousand years... as long as humanity lives in this material universe, one day we will definitely resolve the dimension reduction issue, and we will surely return to this land..."