8 ideas
21597 | Logical connectives have the highest precision, yet are infected by the vagueness of true and false [Russell, by Williamson] |
9051 | Since natural language is not precise it cannot be in the province of logic [Russell, by Keefe/Smith] |
9054 | Vagueness is only a characteristic of representations, such as language [Russell] |
13304 | Learned men gain more in one day than others do in a lifetime [Posidonius] |
17371 | Some kinds are very explanatory, but others less so, and some not at all [Devitt] |
20820 | Time is an interval of motion, or the measure of speed [Posidonius, by Stobaeus] |
17373 | Species pluralism says there are several good accounts of what a species is [Devitt] |
17372 | The higher categories are not natural kinds, so the Linnaean hierarchy should be given up [Devitt] |