Cicero De Officiis
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Cicero

De Officiis

philosophy

A father's letter to his son about how to live. Written in the last months of Cicero's life, addressed to his son Marcus studying in Athens, De Officiis asks what a good man owes to himself, to his friends, and to the state. It is Cicero's most systematic work of moral philosophy — and his most personal. He knew he was writing for posterity. He was right.

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Books

  • Liber Primus

    Book 1: the morally right (honestum). Cicero surveys the four cardinal virtues — wisdom, justice, courage, and temperance — and their practical application in Roman public life.

    ~14,480 words
  • Liber Secundus

    Book 2: the useful (utile). What is truly advantageous? Cicero argues that genuine advantage always aligns with moral duty. A treatise on political influence and generosity.

    ~8,600 words
  • Liber Tertius

    Book 3: the apparent conflict between duty and advantage. When the right thing seems costly, should you compromise? Cicero's answer is absolute: never.

    ~11,140 words
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