The world is but a perennial movement. All things in it are in constant motion-the earth, the rocks of the Caucasus, the pyramids of Egypt-both with the common motion and with their own.

For me, who only desire to become wise, not more learned or eloquent, these logical or Aristotelian dispositions of parts are of no use.

In my youth I studied for ostentation; later, a little to gain wisdom; now, for recreation; never for gain.

There is indeed a certain sense of gratification when we do a good deed that gives us inward satisfaction, and a generous pride that accompanies a good conscience…These testimonies of a good conscience are pleasant; and such a natural pleasure is very beneficial to us; it is the only payment that can never fail. “On Repentance

There is nothing which so poisons princes as flattery, nor anything whereby wicked men more easily obtain credit and favor with them.

And therefore, Reader, I myself am the subject of my book: it is not reasonable that you should employ your leisure on a topic so frivolous and so vain. Therefore, Farewell.

The corruption of the age is made up by the particular contribution of every individual man; some contribute treachery, others injustice, atheism, tyranny, avarice, cruelty, according to their power.