When I mow my lawn, I am an agent of destruction. An entire cosmos exists beneath our feet and from its perspective we are mythical entities too huge to truly comprehend. Time affects this tiny corner of reality differently, as creatures can live an entire lifetime, reproduce and die in the span of single human day. But no matter how microscopic, life abounds there. And to it, I bring desolation. To the inhabitants of this dark and beautiful domain just outside my front door, my instrument is the size of a continent. Its mighty blade is like a tornado of…