Page:The Philosophy of Earthquakes, Natural and Religious.djvu/94

28 architevt. This is the life, and ſoul of action, and reaction, in the univerſe. Thus has the great author provided againſt the native ſluggiſhneſs of matter! light, or fire in animals, is what we call the animal ſpirits; and is the author of life, and motion. But we know not the immediate mode of muſcular motion; any more than how, in inanimate matter, it cauſes the vibrations of an earthquake.

Of this fire, the excellent Manilius thus writes, who liv’d in the time of Auguſtus.

13ly, The great queſtion then with us, is how the ſurface of the earth is put into that vibratory