If measure and symmetry are absent from any composition in any degree, ruin awaits both the ingredients and the composition... Measure and symmetry are beauty and virtue the world over.

The beginning of wisdom is a definition of terms.

God does not deal directly with man: it is by means of spirits that all the intercourse and communication of gods with men, both in waking life and in sleep, is carried on.

If a man is proud of his wealth, he should not be praised until it is known how he employs it.

Be of good hope in the face of death. Believe in this one truth for certain, that no evil can befall a good man either in life or death, and that his fate is not a matter of indifference to the gods.

Not I, but the city teaches.

One thing I know, that I know nothing. This is the source of my wisdom.