What difference, if you are mistaken? For if I am mistaken, I am. For he who is not, assuredly cannot be mistaken; and therefore I am, if I am mistaken. Therefore because I am if I am mistaken, how am I mistaken that I am, when it is sure that I am, if I am mistaken.

The most venerable, clearly understood, enlightened, and reliable constant in the world is not only that we want to be happy, but that we want only to be so. Our very nature requires it of us.

It was pride that changed angels into devils; it is humility that makes men as angels.

Two criminals were crucified with Christ. One was saved; do not despair. One was not; do not presume.

Our Lord reserved to Himself certain things which He would do in due time in a manner outside the course and order of nature, so that they would wonder and be astonished at seeing not great but unusual things, who are unmoved by things daily seen. For the government of the world is a greater miracle than feeding five thousand men from five loaves; yet at the former no one wonders, the latter astonishes all men: not as a greater wonder, but as a rarer.

Be always displeased with what you are if you wish to be what you are not. Always add, always walk, always proceed. Neither stand still nor go back nor deviate.

The cost of obedience is small compared with the cost of disobedience.