The Study of philosophy is not that we may know what men have thought, but what the truth of things is.

We can't have full knowledge all at once. We must start by believing; then afterwards we may be led on to master the evidence for ourselves.

The soul, which is the first principle of life, is not a body, but the act of a body; just as heat, which is the principle of calefaction, is not a body, but an act of a body.

If the highest aim of a captain were to preserve his ship, he would keep it in port forever.

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

How is it they live in such harmony the billions of stars - when most men can barely go a minute without declaring war in their minds about someone they know.

Likewise grace and glory are referred to the same genus, since grace is nothing other than a certain first beginning of glory in us.