Frases de Zenão de Cítio

„Todos nós podemos errar, mas a perseverança no erro é que é loucura.“

—  Zenão de Cítio

„A natureza deu-nos somente uma boca, mas duas orelhas, de modo que nós devemos falar menos e escutar mais.“

—  Zenão de Cítio

Diogenes Laërtius, vii. 23.

„O amigo é um segundo eu.“

—  Zenão de Cítio

„Ditosa a cidade em que se admira menos a beleza dos edifícios do que a virtude de seus habitantes.“

—  Zenão de Cítio

„O sentido da vida consiste estar de acordo com a natureza.“

—  Zenão de Cítio

atribuída por Diogene Laerzio in "Vitae Philosophorum"

„Nenhum mal é honorável; mas a morte é honorável; portanto a morte não é má.“

—  Zenão de Cítio

citado por Seneca en "Epístolas No. 82"

„A felicidade é o bem fluir da vida.“

—  Zenão de Cítio

citado por Stobaeus, ii. 77.

„Aquile que exercita a razão é mais excelente que o que não; não há nada mais excelente que o universo, portanto o universo exerce a razão.“

—  Zenão de Cítio

„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.“

—  Zeno of Citium

As quoted in De Natura Deorum by Cicero, ii. 8.; iii. 9.

„If melodiously piping flutes sprang from the olive, would you doubt that a knowledge of flute-playing resided in the olive? And what if plane trees bore harps which gave forth rhythmical sounds? Clearly you would think in the same way that the art of music was possessed by plane trees. Why, then, seeing that the universe gives birth to beings that are animate and wise, should it not be considered animate and wise itself?“

—  Zeno of Citium

As quoted in De Natura Deorum by Cicero, ii. 8.

„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.“

—  Zeno of Citium

As quoted by Diogenes Laërtius, in Lives of Eminent Philosophers: 'Zeno', 7.87.
The "end" here means “the goal of life.”

„We have two ears and one mouth, so we should listen more than we say.“

—  Zeno of Citium

As quoted in Diogenes Laërtius Lives and Opinions of Eminent Philosophers, vii. 23.
Variant translation: The reason why we have two ears and only one mouth is that we may listen the more and talk the less.

„Happiness is a good flow of life.“

—  Zeno of Citium

As quoted by Stobaeus, ii. 77.

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

—  Zeno of Citium

As quoted in Deipnosophists by Athenaeus, xiii. 561c.

„All the good are friends of one another.“

—  Zeno of Citium

As quoted in Stromata, v. 14. by Clement of Alexandria

„No evil is honorable; but death is honorable; therefore death is not evil.“

—  Zeno of Citium

As quoted in Epistles No. 82, by Seneca the Younger

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

—  Zeno of Citium

As quoted in Tusculanae Quaestiones by Cicero, iv. 6.