He runs to make his mind still, to organize himself and to get rid of the noise from this loud, confusing world. The more he's moved, the more he's introduced patterns and rhythm into his routine. Laps around the house are a daily ritual. He's made it more complex as he's developed, but the basics are the same. There is a pattern of movement -- specific foot patterns based on whatever song or chant he chooses to accompany the run, and he can not be stopped until he is ready to be.