Though there are very many nations all over the earth, ...there are no more than two kinds of human society, which we may justly call two cities, ...one consisting of those who live according to man, the other of those who live according to God ....To the City of Man belong the enemies of God, ...so inflamed with hatred against the City of God.

Trials and tribulations offer us a chance to make reparation for our past faults and sins. On such occasions the Lord comes to us like a physician to heal the wounds left by our sins. Tribulation is the divine medicine.

Two works of mercy set a person free: Forgive and you will be forgiven, and give and you will receive.

The flesh does not by its own virtue purify, but is purified by virtue of the Word by which it was assumed, when 'the Word became flesh and dwelt among us' (Jn. 1:14).

We are and we know we are and we love to be it and know it.

That there should be some fire even after this life is not incredible, and it can be inquired into and either be discovered or left hidden whether some of the faithful may be saved, some more slowly and some more quickly in the greater or lesser degree in which they loved the good things that perish, through a certain purgatorial fire.

Punishment is justice for the unjust.