12 ideas
| 23367 | Even pointing a finger should only be done for a reason [Epictetus] |
| 11022 | Gentzen introduced a natural deduction calculus (NK) in 1934 [Gentzen, by Read] |
| 11065 | The inferential role of a logical constant constitutes its meaning [Gentzen, by Hanna] |
| 11023 | The logical connectives are 'defined' by their introduction rules [Gentzen] |
| 11213 | Each logical symbol has an 'introduction' rule to define it, and hence an 'elimination' rule [Gentzen] |
| 10067 | Gentzen proved the consistency of arithmetic from assumptions beyond arithmetic [Gentzen, by Musgrave] |
| 8845 | An experience's having propositional content doesn't make it a belief [Pryor] |
| 8842 | The best argument for immediate justification is not the Regress Argument, but considering examples [Pryor] |
| 8843 | Impure coherentists accept that perceptions can justify, unlike pure coherentists [Pryor] |
| 8844 | Coherentism rests on the claim that justifications must be beliefs, with propositional content [Pryor] |
| 8846 | Reasons for beliefs can be cited to others, unlike a raw headache experience [Pryor] |
| 8847 | Beliefs are not chosen, but you can seek ways to influence your belief [Pryor] |