not neglect all the works of the principal heretics or adher~
ents of religions that are new and differ from the one most
commonly revered among ourselves as being more sound and
true . . . it is necessary that our scholars should find these
authors somewhere available in order to refute them. . . .
There are no scruples about having a Talmud or a Koran,
which belch forth against Jesus Christ and our religion a
thousand blasphemies infinitely more dangerous than those
of the heretics; since God permits us to profit from our ene,
mies ... I think it neither an absurdity nor a danger to
have in a library all the works of the most learned and fa,
mous heretics.