So much must I live for others, that almost I am a stranger to myself.

God forbid that all children, of whom daily so great a multitude die, would perish, but that also for these, the merciful God, who wishes no one to perish, has procured some remedy unto salvation.

Crucifiers of Christ ought to be held in continual subjection.

The universal Church of the faithful is one outside of which none is saved.

If it shall be necessary, through sentences of excommunication against their persons and of interdict against their lands, all backsliding being put an end to, they compel them to fulfil their vows.

Not to oppose erroneous doctrine is to approve of it, and not to defend at all true doctrine is to suppress it.

The mysteries of the faith are not to [be] explained rashly to anyone. Usually in fact, they cannot be understood by everyone but only by those who are qualified to understand them with informed intelligence. The depth of the divine Scriptures is such that not only the illiterate and uninitiated have difficulty understanding them, but also the educated and the gifted.