13 ideas
13831 | Logic is based on transitions between sentences [Prawitz] |
13825 | Natural deduction introduction rules may represent 'definitions' of logical connectives [Prawitz] |
13823 | In natural deduction, inferences are atomic steps involving just one logical constant [Prawitz] |
1630 | We can only see an alien language in terms of our own thought structures (e.g. physical/abstract) [Quine] |
5747 | "No entity without identity" - our ontology must contain items with settled identity conditions [Quine, by Melia] |
7925 | There is no proper identity concept for properties, and it is hard to distinguish one from two [Quine] |
13387 | Our conceptual scheme becomes more powerful when we posit abstract objects [Quine] |
8277 | I prefer 'no object without identity' to Quine's 'no entity without identity' [Lowe on Quine] |
1631 | You could know the complete behavioural conditions for a foreign language, and still not know their beliefs [Quine] |
1632 | Translation of our remote past or language could be as problematic as alien languages [Quine] |
6000 | The goal is rationality in the selection of things according to nature [Diogenes of Babylon, by Blank] |
5999 | The good is what is perfect by nature [Diogenes of Babylon, by Blank] |
6001 | Justice is a disposition to distribute according to desert [Diogenes of Babylon, by Blank] |