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If the universe is a whole ball, then can a galaxy be regarded as a point on the edge of the universe? The universe is only composed of countless galaxy points. Therefore, the universe originated from a singularity and should also end at a singularity. History is always moving forward, and only through continuous progress can civilization avoid being buried by history. We can do whatever it takes to survive, and we can do whatever it takes to develop civilization. Go forward, go forward, go forward again...