8 ideas
11193 | Understanding begins with the notion of being and essence [Avicenna] |
3653 | My Meditations are the complete foundation of my physics [Descartes] |
4736 | Truth is such a transcendentally clear notion that it cannot be further defined [Descartes] |
11209 | The simple's whatness is its very self [Avicenna] |
11204 | The ultimate material of things has the unity of total formlessness [Avicenna] |
15036 | An essence can either be universal (in the mind) or singular (in concrete particulars) [Avicenna, by Panaccio] |
19087 | The meaning or purport of a symbol is all the rational conduct it would lead to [Peirce] |
3652 | I can't prove the soul is indestructible, only that it is separate from the mortal body [Descartes] |