"The possession of a concubine is not unlawful, if due regard be had to the conditions which make it lawful."

"To convert the Jews, it is not enough to argue with them; they must be forced by fear to abandon their error."

"The custom of the Church, which is guided by the Holy Ghost, is to be observed in all things."

"It is worse to commit the sin of sodomy than to commit the sin of bestiality."

"The virtue of chastity is a part of temperance."