The soul is perfected by knowledge and virtue.

One cannot use an evil action with reference to a good intention.

No man truly has joy unless he lives in love.

For although the will cannot be inwardly moved by any creature, yet it can be moved inwardly by God.

Practical sciences proceed by building up; theoretical science by resolving into components.

That the saints may enjoy their beatitude and the grace of God more abundantly they are permitted to see the punishment of the damned in hell.

God should not be called an individual substance, since the principle of individuation is matter.