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Action Quote by Derek Parfit

“Normativity, I believe, is very different from motivating force. Neither includes, or implies, the other. Other animals can be motivated by their desires and beliefs. Only we can understand and respond to reasons.” quote by Derek Parfit
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“Normativity, I believe, is very different from motivating force. Neither includes, or implies, the other. Other animals can be motivated by their desires and beliefs. Only we can understand and respond to reasons.”

Derek Parfit

About This Quote

Normativity (what ought to be) is distinct from motivational forces; humans uniquely respond to reasons, unlike animals driven solely by desires.

In simple terms: We act on reasons, not just desires.

Key Takeaway

Reason‑guided behavior separates us from other species.

Themes

ethics philosophy human nature

Mood

analytical thoughtful

Type

philosophical theoretical

When to use this quote

  • moral decision‑making
  • legal reasoning

Key Concepts

normative theory motivational psychology

Practical Applications

  • reflect on reasons behind choices
  • distinguish duty from desire

Questions to Reflect On

  • Can reasons ever be purely disinterested?
  • Do animals ever act on reasons?
A Different Perspective

Some argue that desires and reasons are intertwined, not separate.

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