<P> "Sanches develops his scepticism by means of an intellectual critique of Aristotelianism, rather than by an appeal to the history of human stupidity and the variety and contrariety of previous theories ."--Popkin 1979, p. 37, as cited by Sanches, Limbrick & Thomson 1988, pp. 24--5 </P> <P> "To work, then; and if you know something, then teach me; I shall be extremely grateful to you . In the meantime, as I prepare to examine Things, I shall raise the question anything is known, and if so, how, in the introductory passages of another book, a book in which I will expound, as far as human frailty allows, the method of knowing . Farewell . </P> <P> WHAT IS TAUGHT HAS NO MORE STRENGTH THAN IT DERIVES FROM HIM WHO IS TAUGHT . </P> <P> WHAT?"--Francisco Sanches (1581) Quod Nihil Scitur p. 100 </P>

Who is considered the father of the scientific method