Law has the power to compel: indeed, the ability to enforce is a condition of the ability to command.

I receive Thee ransom of my soul. For love of Thee have I studied and kept vigil toiled preached and taught.

A person is disposed to an act of choice by an angel ... in two ways. Sometimes, a man's understanding is enlightened by an angel to know what is good, but it is not instructed as to the reason why ... But sometimes he is instructed by angelic illumination, both that this act is good and as to the reason why it is good.

Distinctions drawn by the mind are not necessarily equivalent to distinctions in reality.

To teach in order to lead others to faith is the task of every preacher and of each believer.

The happy man in this life needs friends.

True peace consists in not separating ourselves from the will of God.