12 ideas
| 2945 | Most philosophers start with reality and then examine knowledge; Descartes put the study of knowledge first [Lehrer] |
| 2946 | You cannot demand an analysis of a concept without knowing the purpose of the analysis [Lehrer] |
| 5637 | Nowadays logic is seen as the science of extensions, not intensions [Scruton] |
| 15959 | If the substantial form of brass implies its stability, how can it melt and remain brass? [Alexander,P] |
| 15956 | The peripatetics treated forms and real qualities as independent of matter, and non-material [Alexander,P] |
| 15975 | Can the qualities of a body be split into two groups, where the smaller explains the larger? [Alexander,P] |
| 5636 | Cartesian 'ideas' confuse concepts and propositions [Scruton] |
| 5660 | Allegiance is prior to the recognition of individual rights [Scruton] |
| 5653 | A right is a power which is enforced in the name of justice [Scruton] |
| 15963 | Science has been partly motivated by the belief that the universe is run by God's laws [Alexander,P] |
| 15951 | Alchemists tried to separate out essences, which influenced later chemistry [Alexander,P] |
| 15981 | Absolute space either provides locations, or exists but lacks 'marks' for locations [Alexander,P] |