The Dichotomy of Control
Some things are up to us and some are not — and peace begins with knowing the difference.
Epictetus, a Stoic philosopher who lived as a slave in Rome, developed this foundational distinction to explain where human freedom actually resides. He argued that certain things fall within our control—our judgments, desires, aversions, and how we respond to events—while most external circumstances do not. What matters morally and for happiness is not whether we get what we want, but whether we correctly use our capacity to judge and choose our responses. This doctrine became central to Stoic ethics.
The practical consequence is radical: you cannot control whether you become ill, lose your property, or face hardship, so these things are neither good nor bad in themselves. Only your judgment about them matters. If you desire only what is in your power—right use of your mind—you can achieve tranquility even in dire circumstances. This teaching proved especially compelling to enslaved people and the poor, who could secure their dignity by recognizing that no external master controls their inner assent to values.
Where this idea shows up
41 Greek sourcesWhere to read it
- Thucydides· Athens
- Memorabilia354 BCEXenophon· Athens
- First Philippic351 BCEDemosthenes· Athens
- Exordia349 BCEDemosthenes· Athens
- Against Athenogenes345 BCEHyperides· Athens
- On the Embassy343 BCEAeschines· Athens
- Third Philippic341 BCEDemosthenes· Athens
- Nicomachean Ethics322 BCEAristotle· Chalcis
- Magna Moralia322 BCEAristotle· Chalcis
- Eudemian Ethics322 BCEAristotle· Chalcis
- Letters322 BCEDemosthenes· Athens
- Paradoxa Stoicorum46 BCECicero· Formiae
- Tusculanae Disputationes43 BCECicero· Formiae
- Cicero· Formiae
- Institutio Oratoria95 CEQuintilian· Rome
- Discourses108 CEEpictetus· Nicopolis
- Plutarch· Chaeronea
- De cohibenda ira120 CEPlutarch· Chaeronea
- De Tranquillitate Animi120 CEPlutarch· Chaeronea
- Apophthegmata Laconica120 CEPlutarch· Chaeronea
- Plutarch· Chaeronea
- Artaxerxes120 CEPlutarch· Chaeronea
- Agis and Cleomenes120 CEPlutarch· Chaeronea
- Cato the Younger120 CEPlutarch· Chaeronea
- De Fato120 CEPseudo-Plutarch· Chaeronea
- The Handbook135 CEEpictetus· Nicopolis
- Ad Se Ipsum170 CEMarcus Aurelius· Vindobona (Vienna)
- Noctes Atticae180 CEAulus Gellius· Rome
- Dialogi mortuorum180 CELucian of Samosata· Samosata
- Vitarum auctio180 CELucian of Samosata· Samosata
- Demonax180 CELucian of Samosata· Samosata
- Adversus Mathematicos190 CESextus Empiricus· Alexandria
- Pyrrhoniae Hypotyposes210 CESextus Empiricus· Alexandria