6 ideas
11193 | Understanding begins with the notion of being and essence [Avicenna] |
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] |
16861 | A false theory could hardly rival the explanatory power of natural selection [Darwin] |
9567 | Maths deals with quantities of physical significance, ignoring irrelevant features [Geroch] |