Philosophy › Socrates, Plato, Aristotle & the Axial Age › Socrates
The Cynics (Antisthenes, Diogenes)
c. 400–320 BC· School or movement· Ethics & how to live
Mostly agreedGood evidence; some details uncertain.
A Greek movement holding that virtue alone brings happiness, lived out by rejecting wealth, status and social convention.
See it on the Philosophy map →The idea
The idea: happiness needs only virtue, so everything society prizes, from money to manners, is a distraction. Antisthenes, a pupil of Socrates, taught austere self-sufficiency. Diogenes of Sinope made it a public performance: he lived in a large storage jar in Athens, begged, and mocked the powerful. Critics called them kynikos, 'dog-like', and they adopted the name. The main objection: a life spent rejecting society still depends on that society's charity.
Why it matters
They turned Socrates' simple living into a radical way of life, called themselves 'citizens of the world', and passed their core ideas directly to the Stoics.
Where it comes from
Almost nothing they wrote survives. We rely on anecdotes collected by Diogenes Laertius in the 3rd century AD, plus mentions in Epictetus and others, written centuries later.
Still debated
Whether Antisthenes really founded the movement, and how many famous Diogenes stories, such as telling Alexander the Great to stop blocking his sun, are true.
Connections (2)
▸Socrates inspired The Cynics (Antisthenes, Diogenes)Well documented
The connection
Socrates went barefoot, ignored wealth and fame, and insisted only virtue mattered. Antisthenes, one of his closest followers, took that as the whole lesson: virtue alone is enough for happiness, and comfort and convention are obstacles. Diogenes pushed it to extremes; Plato reportedly called him 'a Socrates gone mad.'
When and how
Athens, about 420–360 BC; Antisthenes was present at Socrates' death and later taught at the Cynosarges gymnasium.
How we know
Plato's Phaedo lists Antisthenes at Socrates' deathbed, and Xenophon portrays him as a devoted follower; Diogenes Laertius records the later lineage.
Debates and open questions
Whether Antisthenes really founded the movement, or ancient writers built a tidy chain from Socrates to the Stoics when Diogenes may have been the real originator.
▸The Cynics (Antisthenes, Diogenes) trained the founder of Stoicism (founded by Zeno of Citium)Well documented
The connection
Zeno of Citium's first teacher was Crates, the leading Cynic after Diogenes. From the Cynics, Stoicism took its core: virtue alone guarantees happiness, live according to nature, and everyone is a citizen of the world. The Stoics dropped the shock tactics, counting health and wealth as 'preferred' and urging people to take part in public life.
When and how
Athens, around 312–300 BC. After a shipwreck, Zeno asked a bookseller where to find a man like Socrates and was pointed to Crates.
How we know
Diogenes Laertius records Zeno's studies with Crates, and Zeno's lost Republic was so Cynic in tone that later Stoics were embarrassed by it.
Debates and open questions
The shipwreck-and-bookshop story may be embroidered, and scholars debate how much early Stoic ethics owed to Cynics versus Socrates or Plato's Academy.