1837,William Whewell, “Earliest Stages of Optics”, inHistory of the Inductive Sciences, from the Earliest to the Present Times.[…], volume I, London:John W[illiam] Parker,[…]; Cambridge, Cambridgeshire: J. and J. J. Deighton,→OCLC, book II (History of the Physical Sciences in Ancient Greece),page100:
Aristotle's views led him to try to describe the kind ofcausation by which vision is produced, instead of the laws by which it is exercised; and the attempt consisted, as in other subjects, of indistinct principles, and ill-combined facts.
