10 ideas
| 15148 | Powers give explanations, without being necessary for some class membership [Chakravartty] |
| 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] |
| 8724 | The meaning of 'know' does not change from courtroom to living room [Unger] |
| 8722 | No one knows anything, and no one is ever justified or reasonable [Unger] |
| 8723 | An evil scientist may give you a momentary life, with totally false memories [Unger] |
| 15144 | Explanation of causal phenomena concerns essential kinds - but also lack of them [Chakravartty] |
| 468 | Musical performance can reveal a range of virtues [Damon of Ath.] |
| 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] |