"I build my philosophy upon the shoulders of giants."

"The changing of bodies into light, and light into bodies, is very conformable to the course of Nature."

"For the conservation of motion, it is necessary that the body should be moved in a vacuum."

"It seems probable to me, that God in the beginning formed matter in solid, massy, hard, impenetrable, moveable particles..."

"The motions which the planets now have could not spring from any natural cause alone, but were impressed by an intelligent Agent."