15 ideas
| 13591 | Quantified modal logic collapses if essence is withdrawn [Quine] |
| 3626 | Knowing the attributes is enough to reveal a substance [Descartes] |
| 13590 | Essences can make sense in a particular context or enquiry, as the most basic predicates [Quine] |
| 8483 | Necessity is relative to context; it is what is assumed in an inquiry [Quine] |
| 13589 | Possible worlds are a way to dramatise essentialism, and yet they presuppose essentialism [Quine] |
| 13588 | A rigid designator (for all possible worlds) picks out an object by its essential traits [Quine] |
| 13592 | Beliefs can be ascribed to machines [Quine] |
| 22049 | Transcendental idealism aims to explain objectivity through subjectivity [Bowie] |
| 22055 | The Idealists saw the same unexplained spontaneity in Kant's judgements and choices [Bowie] |
| 22054 | German Idealism tried to stop oppositions of appearances/things and receptivity/spontaneity [Bowie] |
| 22056 | Crucial to Idealism is the idea of continuity between receptivity and spontaneous judgement [Bowie] |
| 3630 | Our thinking about external things doesn't disprove the existence of innate ideas [Descartes] |
| 3631 | A blind man may still contain the idea of colour [Descartes] |
| 3640 | Possible existence is a perfection in the idea of a triangle [Descartes] |
| 3639 | Necessary existence is a property which is uniquely part of God's essence [Descartes] |