Nothing can produce so great a serenity of life as a mind free from guilt and kept untainted, not only from actions, but purposes that are wicked. By this means the soul will be not only unpolluted but also undisturbed. The fountain will run clear and unsullied.

If we traverse the world, it is possible to find cities without walls, without letters, without kings, without wealth, without coin, without schools and theatres; but a city without a temple, or that practiseth not worship, prayer, and the like, no one ever saw.

Apothegms are the most infallible mirror to represent a man truly what he is.

Lamentation is the only musician that always, like a screech-owl, alights and sits on the roof of any angry man.

For the mind does not require filling like a bottle, but rather, like wood, it only requires kindling to create in it an impulse to think independently and an ardent desire for the truth.

Most people do not understand until old age what Plato tells them when they are young.

Philosophy is the art of living.