A dust storm gains visibility from the debris it picks up and sets in motion. The mass in motion makes it real. From without, it is a dark, chaotic and destructive object, tossing and trampling the land, ruining whatever blocks its path. But from its own wildly whirling standpoint, the world is already spinning out of control. Everywhere it looks it sees violent power, careening and smashing everything.

Nobody goes to a carnival just to stand and look at the rides. To really experience the carnival, climb into the Tilt-a-Whirl and watch what happens to the whole world around you. Now it is obvious who hurtles through space. It is the observers who think they stand on solid ground.

Ptolemy. Galileo. Einstein.