What I think we fear is rapid, pronounced, and uncontrollable changes to ourselves, and because of this we have a form of personality inertia - something that resists rapid change. ↗
I was able to interpret the difference between the sharp, quick sound and the slow, deep sound of percussion and manipulate it, get a third sound out of things, if the beats were rapid enough. ↗
Passing into practical life, illustrations of this fact are found everywhere; the distant, or the unseen, steadies and strengthens us against the rapid whirl of things around us. ↗