Wealth and poverty do not lie in a man's estate, but in men's souls.

We weed out the darnel from the corn and the unfit in war, but do not excuse evil men from the service of the state.

As rust corrupts iron, so envy corrupts man.

There are only two people who can tell you the truth about yourself - an enemy who has lost his temper and a friend who loves you dearly.

The investigation of the meaning of words is the beginning of education.

To all my friends without distinction I am ready to display my opulence: come one, come all; and whosoever likes to take a share is welcome to the wealth that lies within my soul.

The advantages of philosophy? That I am able to hold converse with myself.