About the Book: The Problem of Increasing Human Energy
Though we may never be able to comprehend human life, we know certainly that it
is a movement of whatever nature it be. The existence of movement unavoidably
implies a body which is being moved and a force which is moving it. Hence,
wherever there is life, there is a mass moved by a force. All mass posses
inertia, all force tends to persist. Owing to this universal property and
condition, a body, be it at rest or in motion, tends to remain in the same
state, and a force, manifesting itself anywhere and through whatever cause,
produces