Men left their strange hobbies on Earth and Venus and projected themselves into the pattern. Their entire personalities were merged with the texture of space itself. Through science, they reached immortality.
It was a one-way passage.
They did not return. Each Involute carried thousands or even millions of people. There they were, not dead, not living. How they exulted or wept in their transubstantiation, no one left could say. Only this could be said: man had gone, and a great emptiness was fallen over Earth.