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Two thinkers, side by side

Life

Heraclitus

c. 535 BCE – c. 475 BCE

Pre-SocraticIonians

Born Ephesus

Everything flows. The world is fire, and stillness is a lie we tell ourselves.

Zeno of Citium

c. 334 BCE – c. 262 BCE

HellenisticStoic

Born Citium

He lost everything in a shipwreck and found philosophy. Then he built Stoicism.

Connection

Heraclitus intellectual ancestor Zeno of Citium — The Stoics adopted Heraclitus’ concept of the logos and his image of the cosmos as a living fire. They considered him a forerunner of their physics.

Shared Ideas

Logos Nature

Ideas

Logos Change Nature

Virtue Logos Reason Nature

Words

“No man ever steps in the same river twice, for it is not the same river and he is not the same man.”
— Heraclitus

“The road up and the road down are one and the same.”
— Heraclitus

“We have two ears and one mouth, so we should listen more than we say.”
— Zeno of Citium

Key Moments

c. 535 BCE

Born in Ephesus

c. 535 BCE

Born in Ephesus

c. 510 BCE

Declines the Kingship

c. 505 BCE

Fire and Flux

c. 334 BCE

Born in Citium

c. 312 BCE

Shipwreck and Discovery

c. 300 BCE

Teaching at the Painted Porch

c. 300 BCE

Virtue as the Only Good

Works

Fragments

On the Soul

Fragments & Doctrines

Republic

Explore

Compare

Two thinkers, side by side

Life

Heraclitus

c. 535 BCE – c. 475 BCE

Pre-SocraticIonians

Born Ephesus

Everything flows. The world is fire, and stillness is a lie we tell ourselves.

Zeno of Citium

c. 334 BCE – c. 262 BCE

HellenisticStoic

Born Citium

He lost everything in a shipwreck and found philosophy. Then he built Stoicism.

Connection

Shared Ideas

Logos Nature

Ideas

Logos Change Nature

Virtue Logos Reason Nature

Words

“No man ever steps in the same river twice, for it is not the same river and he is not the same man.”
— Heraclitus

“The road up and the road down are one and the same.”
— Heraclitus

“We have two ears and one mouth, so we should listen more than we say.”
— Zeno of Citium

Key Moments

c. 535 BCE

Born in Ephesus

c. 535 BCE

Born in Ephesus

c. 510 BCE

Declines the Kingship

c. 505 BCE

Fire and Flux

c. 334 BCE

Born in Citium

c. 312 BCE

Shipwreck and Discovery

c. 300 BCE

Teaching at the Painted Porch

c. 300 BCE

Virtue as the Only Good

Works

Fragments

On the Soul

Fragments & Doctrines

Republic