 Mersenne joins the skeptic in his condemnation of the Aristotelian’s far too optimistic view of science. What is denounced is not so much Aristotle’s physical doctrines or methods (the Christian philosopher, for example, does not endorse the skeptical attacks against syllogistic) but rather a mistaken representation of the epistemic aims of physics, which cannot aspire to perfect certainty. Bacon’s experimental method received no more favor in his eyes precisely on this account, as it serves a project that is no less dogmatic (see Buccolini 2013):