♣ King of Clubs
the moral, experiential and pragmatic family
Kant's Moral Argument
Immanuel Kant
Kritik der praktischen Vernunft (Critique of Practical Reason)

ConjecturalConcludes what we are warranted in believing or doing.
- Argument form
- Modus ponens (practical postulate: P3 is the universal, P2 instantiates it)
- Concludes to
- Belief obligatory (morally necessary to assume an intelligent cause of nature apportioning happiness to virtue)
- Premise ground
- Normative (it is morally necessary to assume whatever morality's commanded end requires)
- Modal strength
- None (warrant for belief)
- What it licenses
- Period
- Eighteenth Century (1788)
- Tradition
- Kantian (critical)
Further reading
- Source text, public domain
Kritik der praktischen Vernunftkritikderpraktis00kantuoft.pdf - A scholarly account
Read an exposition of the argument - A principal objection
Read the objection in full
This formulation is ours, composed from the primary source and compressed to fit the card; the argument admits of other statements. Objections have been made to every argument in the deck; where one is linked above, it is chosen by us, not written by us.
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