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Nine of Spades
the cosmological family

The Argument from Essence and Existence

St Thomas Aquinas — The Angelic Doctor
De ente et essentia (On Being and Essence)

The Argument from Essence and Existence, card face
DemonstrativeConcludes that something exists.
Argument form
Regress argument (existence had from another cannot be passed along without end)
Concludes to
Necessary being (that whose essence is its existence; also the cause of being in all things)
Premise ground
Metaphysical (what does not include its own existing has it from another, and not without end)
Modal strength
Necessary (essence identical with existence)
What it licenses
  • necessary (essence is existence)
  • cause of the world (cause of being in all things)
Period
Medieval (c. 1252–56)
Tradition
Thomist (Avicennian in source)

Further reading

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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