Perhaps there has been no greater revolution in the history of mankind than this gradual transition, from the nature, full of gods, of primitive peoples, through the metaphysical nature of the philosophers, to the dispassionate nature of the physics of today, in which there are only facts and conceptual relations between them.
Atom and Cosmos: The World of Modern Physics, Chapter 19 (pp. 287-288), The Macmillan Co. 1933