The sum of the subjective worlds of all living humans might be called the human spirt. Does it have an unseen unity, or is it merely an imaginary construct? One has a vague sense of its shape, rather its topology, and there is a certain striving to pull it into greater clarity, even as the noosphere seems to explode in divergence. The physical world form a scaffolding, a skeleton which bounds this divergence and suggests pathways of influence. Is it evolving? Is that common thought that haunts it?