Combining Texts

All the ideas for 'Exigency to Exist in Essences', 'Lectures on Ethics' and 'Possible Worlds and Necessary A Posteriori'

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8 ideas

7. Existence / A. Nature of Existence / 5. Reason for Existence

19400

Possibles demand existence, so as many of them as possible must actually exist [Leibniz]

19401

God's sufficient reason for choosing reality is in the fitness or perfection of possibilities [Leibniz]

9. Objects / D. Essence of Objects / 9. Essence and Properties

14633

How do we tell a table's being contingently plastic from its being essentially plastic? [Jackson]

14635

An x is essentially F if it is F in every possible world in which it appears [Jackson]

9. Objects / D. Essence of Objects / 15. Against Essentialism

14632

Quine may have conflated de re and de dicto essentialism, but there is a real epistemological problem [Jackson]

10. Modality / D. Knowledge of Modality / 3. A Posteriori Necessary

14631

How can you show the necessity of an a posteriori necessity, if it might turn out to be false? [Jackson]

10. Modality / E. Possible worlds / 1. Possible Worlds / a. Possible worlds

19402

The actual universe is the richest composite of what is possible [Leibniz]

25. Social Practice / F. Life Issues / 4. Suicide

19739

The maxim for suicide is committed to the value of life, and is thus contradictory [Kant]