Gottfried Leibniz, Monadology: Monadology 56
Now this interconnection, relationship, or this adaptation of all things to each particular one, and of each one to all the rest, brings it about that every simple substance has relations which express all the others and that it is consequently a perpetual living mirror of the universe.
Themes
Gottfried Wilhelm von Leibniz (1646 to 1716) was a German mathematician and philosopher. Leibniz developed the infinitesimal calculus independently of Isaac Newton, and Leibniz's mathematical notation has been widely used ever since it was published.