Poor human reason, when it trusts in itself, substitutes the strangest absurdities for the highest divine concepts

Imagine your anger to be a kind of wild beast, because it has ferocious teeth and claws, and if you don't tame it, it will devastate all things even corrupting the soul.

It is simply impossible to lead, without the aid of prayer, a virtuous life.

God asks little, but He gives much.

This is what an excellent teacher does; he does not follow his disciples' fancy everywhere, but leads them to his own mind, and pulls up the thorns, and then puts the seed in, and does not answer at once in all cases to the questions put to him.

Be ashamed when you sin, not when you repent.

It is better to err by excess of mercy than by excess of severity. . .Wilt thou become a Saint? Be severe to thyself but kind to others.