Robert Boyle Quote

Proposition 1. It seems not absurd to conceive that at the first Production of mixt Bodies, the Universal Matter whereof they among other Parts of the Universe consisted, was actually divided into little Particles of Several Sizes and Shapes variously mov'd.

The Sceptical Chymist, The First Part (p. 30), Printed by H. Hall for R. Davis & B. Took. 1680