Item 1 in Stoic Four Cardinal Virtues

Practical Wisdom

Judge what is genuinely good, harmful and appropriate rather than following impulse or social appearance.

Position
1
Form
Virtue to cultivate
Obligation
Aspirational
Wording status
Editorial paraphrase
Intended audience
Persons pursuing Stoic philosophical practice
Last reviewed
28 June 2026

Names and terminology

Canonical name: Practical Wisdom

Original term: Phronēsis

Source wording

Editorial paraphrase: Judge what is genuinely good, harmful and appropriate rather than following impulse or social appearance.

Editorial paraphrase

Literal meaning

Judge what is genuinely good, harmful and appropriate rather than following impulse or social appearance.

Broader interpretation

Interpretation depends on the framework's historical purpose, intended audience and relationship to its other principles.

Ethical purpose

To shape conduct or character in a way consistent with the wider ethical framework.

Modern application

Modern application requires attention to consent, rights, evidence, foreseeable harm and changing social conditions.

Criticism and difficult cases

Application can become difficult when this principle conflicts with another duty, when harm is indirect, or when ancient social assumptions do not fit modern conditions.

Truth By Reason analysis

Truth By Reason assesses this principle according to evidence, rights, intentions, foreseeable consequences and consistency with the treatment of all affected beings.

Ethical themes

  • Wisdom
  • Truth-seeking

Sources