Evil has no substance of its own, but is only the defect, excess, perversion, or corruption of that which has substance.

If we insist on being as sure as is conceivable... we must be content to creep along the ground, and never soar.

True religion is slow in growth, and, when once planted, is difficult of dislodgement; but its intellectual counterfeit has no root in itself: it springs up suddenly, it suddenly withers.

I shall drink to the Pope, if you please, still, to conscience first, and to the Pope afterwards.

Purity prepares the soul for love, and love confirms the soul in purity.

Evil has no substance of its own, but is only the defect, excess, perversion, or corruption of that which has substance.

Cruelty to animals is as if humans did not love God.