Nature Quotes
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All through it, I have known myself to be quite undeserving. And yet I have had the weakness, and have still the weakness, to wish you to know with what a sudden mastery you kindled me, heap of ashes that I am, into fire- a fire, however, inseparable in its nature from myself, quickening nothing, lighting nothing, doing no service, idly burning away. Our design, not respecting arts, but philosophy, and our subject, not manual, but natural powers, we consider chiefly those things which relate to gravity, levity, elastic force, the resistance of fluids, and the like forces, whether attractive or impulsive; and therefore we offer this work as mathematical principles of philosophy; for all the difficulty of philosophy seems to consist in this — from the phenomena of motions to investigate the forces of nature, and then from these forces to demonstrate the other phenomena...