"The truth of our faith becomes a matter of ridicule among the infidels if any Catholic, not gifted with the necessary scientific learning, presents as dogma what scientific scrutiny shows to be false."

"It is right that Jews, in consequence of their sins, be or remain in perpetual slavery; and so the princes may treat the goods of the Jews as their own, with the sole proviso that they do not deprive …"

"The state has the right to coerce its citizens for the common good."

"The killing of an innocent person is a greater sin than the killing of a guilty person."

"A thing is just when it is proportionate to another according to some equality."