Origen

“ For who is there that, on betaking himself to the study of philosophy, and throwing himself into the ranks of some sect, either by chance, [1] or because he is provided with a teacher of that school, adopts such a course for any other reason, except that he believes his particular sect to be superior to any other? ”

“ For, not waiting to hear the arguments of all the other philosophers, and of all the different sects, and the reasons for condemning one system and for supporting another, he in this way elects to become a Stoic, e.g., or a Platonist, or a Peripatetic, or an Epicurean, or a follower of some other school, and is thus borne, although they will not admit it, by a kind of irrational impulse to the practice, say of Stoicism, to the disregard of the others ”

“ In the next place, since our opponents keep repeating those statements about faith, we must say that, considering it as a useful thing for the multitude, we admit that we teach those men to believe without reasons, who are unable to abandon all other employments, and give themselves to an examination of arguments ”