24 ideas
18806 | Frege thought traditional categories had psychological and linguistic impurities [Frege, by Rumfitt] |
8490 | First-level functions have objects as arguments; second-level functions take functions as arguments [Frege] |
8492 | Relations are functions with two arguments [Frege] |
8487 | Arithmetic is a development of logic, so arithmetical symbolism must expand into logical symbolism [Frege] |
18899 | Frege takes the existence of horses to be part of their concept [Frege, by Sommers] |
4028 | Frege allows either too few properties (as extensions) or too many (as predicates) [Mellor/Oliver on Frege] |
8489 | The concept 'object' is too simple for analysis; unlike a function, it is an expression with no empty place [Frege] |
9947 | Concepts are the ontological counterparts of predicative expressions [Frege, by George/Velleman] |
10319 | An assertion about the concept 'horse' must indirectly speak of an object [Frege, by Hale] |
8488 | A concept is a function whose value is always a truth-value [Frege] |
9948 | Unlike objects, concepts are inherently incomplete [Frege, by George/Velleman] |
4001 | The meaning of a word contains all its possible uses as well as its actual ones [Nagel] |
4972 | I may regard a thought about Phosphorus as true, and the same thought about Hesperus as false [Frege] |
23865 | Morality would improve if people could pursue private interests [Weil] |
23866 | In oppressive societies the scope of actual control is extended by a religion of power [Weil] |
23871 | No central authority can initiate decentralisation [Weil] |
23867 | After a bloody revolution the group which already had the power comes to the fore [Weil] |
23870 | Decentralisation is only possible by co-operation between strong and weak - which is absurd [Weil] |
23863 | Only individual people of good will can achieve social progress [Weil] |
23869 | In the least evil societies people can think, control community life, and be autonomous [Weil] |
23861 | Marx showed that capitalist oppression, because of competition, is unstoppable [Weil] |
23868 | The pleasure of completing tasks motivates just as well as the whip of slavery [Weil] |
23864 | Inequality could easily be mitigated, if it were not for the struggle for power [Weil] |
8491 | The Ontological Argument fallaciously treats existence as a first-level concept [Frege] |