Be precise in the use of words and expect precision from others

I preferred the weapons of dialectic to all the other teachings of philosophy, and armed with these, I chose the conflicts of disputation rather than the trophies of war.

The purpose and cause of the incarnation was that He might illuminate the world by His wisdom and excite it to the love of Himself.

And now, my friend, I am going to expose to you all my weaknesses. All men, I believe, are under a necessity of paying tribute at some time or other to Love, and it is vain to strive to avoid it. I was a philosopher, yet this tyrant of the mind triumphed over all my wisdom; his darts were of greater force than all my reasonings, and with a sweet constraint he led me wherever he pleased.

In comparing your sorrows with mine, you may discover that yours are in truth nought.. and so shall you come to bear them the more easily grateful that they are not worse.

By doubting we come to questioning, and by questioning we perceive the truth.

The beginning of wisdom is found in doubting; by doubting we come to the question, and by seeking we may come upon the truth.