Zeno of Citium quotes:

Fate is the endless chain of causation, whereby things are; the reason or formula by which the world goes on.

No evil is honorable: but death is honorable; therefore death is not evil.

Wellbeing is attained by little and little, and nevertheless is no little thing itself.

A bad feeling is a commotion of the mind repugnant to reason, and against nature.

Better to trip with the feet than with the tongue

Happiness is a good flow of life,

Steel your sensibilities, so that life shall hurt you as little as possible.

That which exercises reason is more excellent than that which does not exercise reason; there is nothing more excellent than the universe, therefore the universe exercises reason.

The reason why we have two ears and only one mouth is that we may listen the more and talk the less.

Man conquers the world by conquering himself.

All the good are friends of one another.

All things are parts of one single system, which is called nature; the individual life is good when it is in harmony with nature.

Love is a God, who cooperates in securing the safety of the city.

No matter whether you claim a slave by purchase or capture, the title is bad. They who claim to own their fellow-men, look down into the pit and forget the justice that should rule the world.

The end may be defined as life in accordance with nature or, in other words, in accordance with our own human nature as well as that of the universe.