English: This image is a snippet from Pascal's letter to the Chancellor of France. In English, it states: “The second cause which I foresee capable of giving you umbrage, are (dear reader) the bad copies of this machine which might be produced by the presumption of the craftsmen: on these occasions, I conjure you to carry carefully the spirit of distinction, to keep you from surprise, to distinguish between leprosy and leprosy, and not to judge of the true originals by the imperfect productions of the ignorance and temerity of the workmen”