9 ideas
15148 | Powers give explanations, without being necessary for some class membership [Chakravartty] |
15990 | Every individual thing which exists has an essence, which is its internal constitution [Locke] |
15145 | A kind essence is the necessary and sufficient properties for membership of a class [Chakravartty] |
15147 | Cluster kinds are explained simply by sharing some properties, not by an 'essence' [Chakravartty] |
15994 | If it is knowledge, it is certain; if it isn't certain, it isn't knowledge [Locke] |
15144 | Explanation of causal phenomena concerns essential kinds - but also lack of them [Chakravartty] |
20363 | Leaves are unequal, but we form the concept 'leaf' by discarding their individual differences [Nietzsche] |
15146 | Some kinds, such as electrons, have essences, but 'cluster kinds' do not [Chakravartty] |
15151 | Many causal laws do not refer to kinds, but only to properties [Chakravartty] |