5 ideas
18201 | General principles can be obvious in mathematics, but bold speculations in empirical science [Parsons,C] |
9073 | Abstraction from an ambiguous concept like 'mole' will define them as the same [Barnes,J] |
9074 | Abstraction cannot produce the concept of a 'game', as there is no one common feature [Barnes,J] |
9072 | Defining concepts by abstractions will collect together far too many attributes from entities [Barnes,J] |
5655 | Happiness is not satisfaction of desires, but fulfilment of values [Bradley, by Scruton] |