8. Hence the mistake, ex praecognitis, et praeconcessis.
The necessity of this intuitive knowledge, in each step of
scientifical or demonstrative reasoning, gave occasion, I imagine, to that mistaken axiom, That all reasoning was
ex præcognitis et præconcessis: which, how far it is a mistake, I shall have occasion to show more at large, when I
come to consider propositions, and particularly those propositions which are called maxims, and to show that it is
by a mistake that they are supposed to be the foundations of all our knowledge and reasonings.