Stoicism Timeline

(301 BCE - Present)

Stoicism is a Hellenistic philosophy founded in Athens around 301 BCE by Zeno of Citium. It teaches that virtue, reason, and acceptance of nature are the path to a tranquil life. Flourishing in Greece and later Rome through thinkers like Epictetus, Seneca, and Marcus Aurelius, Stoicism remains influential today in ethics and popular self-improvement. More Less

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Stoic Logic

Megarian school originates Stoic logic tradition

400 BCE

The Stoic tradition of logic originated in the late 4th century BCE in a different school of philosophy known as the Megarian school, whose dialectical methods were later absorbed and developed by the Stoics.

Image source: Megarian school

Antipater of Tarsus simplifies logical themata

150 BCE

In the 2nd century BCE, Antipater of Tarsus is said to have introduced a simpler method involving the use of fewer themata in Stoic logic, although few details survive concerning this innovation.

Peter Abelard redevelops propositional logic

1120

Propositional logic, which the ancient Stoics had developed to great sophistication, was redeveloped by Peter Abelard in the 12th century during the medieval revival of dialectic.

Image source: Peter Abelard

Augustus De Morgan advances symbolic logic

1847

Alongside George Boole, Augustus De Morgan's work in the middle of the 19th century marked the beginning of modern developments in logic that paralleled the propositional systems first explored by the Stoics.

Image source: Augustus De Morgan

George Boole codifies relations studied by Chrysippus

1847

Developments in modern logic that parallel Stoic logic began with George Boole, whose aim was to codify the relations studied much earlier by Chrysippus, albeit with greater abstraction and sophistication.

Image source: George Boole

Jan Łukasiewicz reappraises Stoic logic

1920

Knowledge about Stoic logic as a system was lost until the 20th century, when Polish logician Jan Łukasiewicz, familiar with the modern propositional calculus, began reappraising the ancient accounts of it.

Image source: Jan Łukasiewicz

Benson Mates advances study of Stoic logic

1950

Building on Łukasiewicz's pioneering work, Benson Mates continued the 20th-century reappraisal of Stoic logic, demonstrating its sophistication as a genuine propositional calculus comparable to modern systems.

Image source: Benson Mates

Origins of Stoicism

Zeno of Citium founds Stoicism in Athens

300 BCE

Stoicism was founded in the ancient Agora of Athens by Zeno of Citium around 300 BCE. The school would go on to flourish throughout the Greco-Roman world for centuries, becoming one of the most influential philosophies of antiquity.

Image source: Zeno of Citium

Zeno teaches at the Stoa Poikile

300 BCE

The name Stoicism derives from the Stoa Poikile, or 'painted porch', a colonnade decorated with mythic and historical battle scenes on the north side of the Agora in Athens where Zeno of Citium and his followers gathered to discuss their ideas.

Image source: Stoa Poikile

Stoicism flourishes across the Greco-Roman world

300 BCE - 300 CE

Following its founding by Zeno, Stoicism flourished throughout the Greco-Roman world until the 3rd century CE, attracting adherents from all social classes, including slaves like Epictetus and emperors like Marcus Aurelius.

Chrysippus shapes the Stoic school

232 BCE - 206 BCE

Chrysippus, the third head of the Stoic school in the 3rd century BCE, largely built and shaped Stoicism. His vast writings systematized Stoic logic, physics, and ethics, earning him the reputation as a second founder of the school.

Image source: Chrysippus

Decline and Loss

Christianity becomes state religion; Stoicism declines

380 CE

Stoicism experienced a decline after Christianity became the state religion of the Roman Empire in the 4th century CE, as Christian doctrine came to dominate intellectual life and pagan philosophical schools lost support.

Image source: Christianity as the Roman state religion

Gnosticism incorporates Stoic elements

400 CE

Although Stoicism declined after Christianity became the state religion, Gnosticism lingered and incorporated elements of Stoicism and Platonism into its own religious and philosophical framework.

Image source: Gnosticism

Aristotelian logic dominates by mid-15th century

1450

By the mid-15th century, the only logic being studied was a simplified version of Aristotle's, and knowledge of Stoic logic as an independent system had been effectively lost to Western scholarship.

Image source: History of logic

Kant declares logic a closed body of doctrine

1800

Immanuel Kant declared that since Aristotle, logic had not been able to advance a single step, and was thus to all appearance a closed and complete body of doctrine — a view that shaped attitudes toward non-Aristotelian logics.

Image source: Immanuel Kant

19th-century historians view Stoic logic with contempt

1850 - 1900

To 19th-century historians, who believed that Hellenistic philosophy represented a decline from that of Plato and Aristotle, Stoic logic was seen with contempt rather than recognized as a sophisticated achievement.

Image source: Hellenistic philosophy

Neostoicism

Justus Lipsius founds Neostoicism

1580

Neostoicism was a philosophical movement that arose in the late 16th century from the works of the Renaissance humanist Justus Lipsius, who sought to combine the beliefs of Stoicism and Christianity into a practical philosophy for early modern life.

Image source: Justus Lipsius

Guillaume du Vair publishes Traité de la Constance

1594

The work of Guillaume du Vair, Traité de la Constance (1594), was another important influence in the neo-stoic movement, offering consolation through Stoic constancy in the face of religious wars and turmoil in France.

Image source: Guillaume du Vair

Modern Revival

Hans von Arnim publishes Stoicorum Veterum Fragmenta

1903 - 1905

Stoicorum Veterum Fragmenta (SVF) is a collection by Hans von Arnim of fragments and testimonia of the earlier Stoics, published in 1903–1905 as part of the Bibliotheca Teubneriana, becoming the standard reference for early Stoic sources.

Robert Drew Hicks publishes on Stoic and Epicurean philosophy

1911

Robert Drew Hicks published his influential work on Stoic and Epicurean philosophy in 1911, helping to make the doctrines of the Hellenistic schools accessible to English-speaking scholars and contributing to renewed interest in Stoicism.

Maximilian Adler adds fourth volume to SVF

1924

At first, von Arnim's work consisted of three volumes, to which Maximilian Adler in 1924 added a fourth volume containing general indices, completing the collection of ancient Stoic fragments.

Teubner reprints Stoicorum Veterum Fragmenta

1964

Teubner reprinted the whole four-volume work of Stoicorum Veterum Fragmenta in 1964, making this essential collection of early Stoic texts widely available to scholars once again.

A. A. Long publishes Problems in Stoicism

1971

The revival of Stoicism in the 20th century can be traced to the publication of Problems in Stoicism by A. A. Long, a landmark collection of scholarly essays that stimulated new academic engagement with Stoic philosophy.

Image source: Stoicism

Spike in scholarly publications on ancient Stoicism

1990 - 2010

Contemporary Stoicism draws from the late 20th- and early 21st-century spike in publications of scholarly works on ancient Stoicism, which brought renewed attention to its ethics, logic, and practical wisdom.

Key Facts

Stoicism was founded by Zeno of Citium around 301 BCE in Athens, where he taught at the Stoa Poikile (Painted Porch), giving the philosophy its name.
The philosophy divides into three disciplines: logic (how we think), physics (the nature of reality), and ethics (how we should live).
Key Roman Stoics include Seneca, Epictetus, and Emperor Marcus Aurelius, whose 'Meditations' remains one of the most-read philosophical works.
Stoicism teaches that we should focus only on what is within our control and accept external events with equanimity.
Stoicism has experienced a modern revival, influencing cognitive behavioral therapy (CBT) and contemporary self-help movements.

Source

This Stoicism timeline was generated with the help of AI, using information found on the internet.

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