The excerpt represents the core issue or deciding factor on which you must meditate, and is drawn from Reason Discourse by Rene Descartes: avail themselves of my principles, to assist me in turn with their
discoveries. But though I recognize my extreme liability to error, and
scarce ever trust to the first thoughts which occur to me, yet-the
experience I have had of possible objections to my views prevents me from
anticipating any profit from them. For I have already had frequent proof
of the judgments, as well of those I esteemed friends, as of some others
to whom I thought I was an object of indifference, and even of some whose
malignancy and envy would, I knew, determine them to endeavor to discover
what partiality concealed from the eyes of my friends. But it has rarely
happened that anything has been objected to me which I had myself
altogether overlooked, unless it were something far removed from the
 Reason Discourse |