The continuum is that which is divisible into indivisibles that are infinitely divisible.

Teachers, who educate children, deserve more honour than parents, who merely gave them birth; for the latter provided mere life, while the former ensure a good life.

To die, and thus avoid poverty or love, or anything painful, is not the part of a brave man, but rather of a coward; for it is cowardice to avoid trouble, and the suicide does not undergo death because it is honorable, but in order to avoid evil.

A city is composed of different kinds of men; similar people cannot bring a city into existence.

In order to be effective you need not only virtue but also mental strength.

A man becomes a friend whenever being loved he loves in return.

Xenophanes states that the fire in Lipara once failed for sixteen years, but returned in the seventeenth year. They say that the lava-stream in Etna is neither flaming nor continuous, but returns only after an interval of many years.