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Philosophy Concepts and Definitions

Build a working vocabulary for ideas that recur across ordinary choices and philosophical debates. Each plain-language guide defines the concept, shows why it matters, distinguishes it from related ideas, and connects it to questions, thinkers, and situations elsewhere on Thinking Paths.

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Authenticity

Authenticity concerns how people relate to their choices, identities, commitments, and social influences rather than whether they uncover one fixed inner self.

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Autonomy

Autonomy concerns whether people can direct their lives through reasons and commitments they can understand, question, and meaningfully treat as their own.

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Consciousness

Consciousness concerns experience and awareness, including what it is like to see, feel, think, remember, attend, and encounter the world from a point of view.

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Justice

Justice concerns how people and institutions should distribute benefits and burdens, protect rights, recognize persons, resolve disputes, and respond to wrongdoing.

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Knowledge

Knowledge concerns how a person can reach the truth in a way that is supported, dependable, and more than a lucky guess.

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Moral Responsibility

Moral responsibility concerns when agents are appropriately asked to answer for actions, omissions, attitudes, risks, outcomes, and the work of repair.

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Personal Identity

Personal identity concerns what persons are, how they persist through time, and why continuity matters for anticipation, attachment, ownership, promises, and responsibility.

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Privacy

Privacy concerns how access to people, spaces, activities, and information is organized across relationships, institutions, technologies, and social contexts.

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Value

Value concerns what is good, worthwhile, desirable, admirable, beneficial, or worth pursuing, preserving, creating, protecting, or respecting.

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